diff --git a/.idea/kotlinc.xml b/.idea/kotlinc.xml
index e20bb71c737c..c13f8eadef1f 100644
--- a/.idea/kotlinc.xml
+++ b/.idea/kotlinc.xml
@@ -4,8 +4,8 @@
     <option name="jvmTarget" value="17" />
   </component>
   <component name="KotlinCommonCompilerArguments">
-    <option name="apiVersion" value="1.7" />
-    <option name="languageVersion" value="1.7" />
+    <option name="apiVersion" value="1.8" />
+    <option name="languageVersion" value="1.8" />
   </component>
   <component name="KotlinCompilerSettings">
     <option name="additionalArguments" value="-Xjvm-default=all -opt-in=com.intellij.openapi.util.IntellijInternalApi -opt-in=org.jetbrains.kotlin.utils.addToStdlib.UnsafeCastFunction" />
diff --git a/aether-dependency-resolver/intellij.java.aetherDependencyResolver.iml b/aether-dependency-resolver/intellij.java.aetherDependencyResolver.iml
index c8285478fc3e..74ac3e03caf9 100644
--- a/aether-dependency-resolver/intellij.java.aetherDependencyResolver.iml
+++ b/aether-dependency-resolver/intellij.java.aetherDependencyResolver.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/build/tasks/intellij.idea.community.build.tasks.iml b/build/tasks/intellij.idea.community.build.tasks.iml
index 6a5e64a8aa8c..d7844628439e 100644
--- a/build/tasks/intellij.idea.community.build.tasks.iml
+++ b/build/tasks/intellij.idea.community.build.tasks.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/java/java-psi-api/intellij.java.psi.iml b/java/java-psi-api/intellij.java.psi.iml
index 0030d614faed..3344d04a96a7 100644
--- a/java/java-psi-api/intellij.java.psi.iml
+++ b/java/java-psi-api/intellij.java.psi.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/java/java-psi-impl/intellij.java.psi.impl.iml b/java/java-psi-impl/intellij.java.psi.impl.iml
index c86c8d8fdd09..c9df49783b49 100644
--- a/java/java-psi-impl/intellij.java.psi.impl.iml
+++ b/java/java-psi-impl/intellij.java.psi.impl.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/jps/jps-builders/intellij.platform.jps.build.iml b/jps/jps-builders/intellij.platform.jps.build.iml
index 0a16e2571381..8830ece72317 100644
--- a/jps/jps-builders/intellij.platform.jps.build.iml
+++ b/jps/jps-builders/intellij.platform.jps.build.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/jps/jps-launcher/intellij.platform.jps.build.launcher.iml b/jps/jps-launcher/intellij.platform.jps.build.launcher.iml
index af2b1073a7d3..03a8307b7c2f 100644
--- a/jps/jps-launcher/intellij.platform.jps.build.launcher.iml
+++ b/jps/jps-launcher/intellij.platform.jps.build.launcher.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/jps/model-api/intellij.platform.jps.model.iml b/jps/model-api/intellij.platform.jps.model.iml
index 6753ccbc8892..e27453ca5c80 100644
--- a/jps/model-api/intellij.platform.jps.model.iml
+++ b/jps/model-api/intellij.platform.jps.model.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/jps/model-impl/intellij.platform.jps.model.impl.iml b/jps/model-impl/intellij.platform.jps.model.impl.iml
index 9e7cd87d7f5d..4dc5e199e188 100644
--- a/jps/model-impl/intellij.platform.jps.model.impl.iml
+++ b/jps/model-impl/intellij.platform.jps.model.impl.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/jps/model-serialization/intellij.platform.jps.model.serialization.iml b/jps/model-serialization/intellij.platform.jps.model.serialization.iml
index d649b74163bd..07f44f3af5df 100644
--- a/jps/model-serialization/intellij.platform.jps.model.serialization.iml
+++ b/jps/model-serialization/intellij.platform.jps.model.serialization.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/jps/standalone-builder/intellij.tools.jps.build.standalone.iml b/jps/standalone-builder/intellij.tools.jps.build.standalone.iml
index 78e7a940ede7..35ae9221c515 100644
--- a/jps/standalone-builder/intellij.tools.jps.build.standalone.iml
+++ b/jps/standalone-builder/intellij.tools.jps.build.standalone.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/build-scripts/dev-server/intellij.platform.devBuildServer.iml b/platform/build-scripts/dev-server/intellij.platform.devBuildServer.iml
index d3c9573d7c38..4f65f5e2b4ba 100644
--- a/platform/build-scripts/dev-server/intellij.platform.devBuildServer.iml
+++ b/platform/build-scripts/dev-server/intellij.platform.devBuildServer.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/platform/build-scripts/intellij.platform.buildScripts.iml b/platform/build-scripts/intellij.platform.buildScripts.iml
index 79849d17a11b..cb0a45818a4f 100644
--- a/platform/build-scripts/intellij.platform.buildScripts.iml
+++ b/platform/build-scripts/intellij.platform.buildScripts.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/platform/core-api/intellij.platform.core.iml b/platform/core-api/intellij.platform.core.iml
index de2029d9c3b5..95c49d35642f 100644
--- a/platform/core-api/intellij.platform.core.iml
+++ b/platform/core-api/intellij.platform.core.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/core-impl/intellij.platform.core.impl.iml b/platform/core-impl/intellij.platform.core.impl.iml
index 4a934dc37447..91cd57ceacc5 100644
--- a/platform/core-impl/intellij.platform.core.impl.iml
+++ b/platform/core-impl/intellij.platform.core.impl.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettings.kt b/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettings.kt
index 0c633e336f22..88e10768de19 100644
--- a/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettings.kt
+++ b/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettings.kt
@@ -1,4 +1,4 @@
-// Copyright 2000-2022 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
 package com.intellij.execution.process.elevation.settings
 
 import com.intellij.execution.process.elevation.ElevationBundle
@@ -12,8 +12,7 @@ import com.intellij.openapi.ui.Messages.CANCEL
 import com.intellij.openapi.ui.Messages.YES
 import com.intellij.openapi.util.SystemInfo
 import com.intellij.util.messages.Topic
-import kotlin.time.ExperimentalTime
-import kotlin.time.minutes
+import kotlin.time.Duration.Companion.minutes
 
 @Service
 @State(name = "Elevation", storages = [Storage(value = "security.xml", roamingType = RoamingType.DISABLED)])
@@ -22,9 +21,7 @@ class ElevationSettings : PersistentStateComponentWithModificationTracker<Elevat
     @JvmStatic
     fun getInstance() = service<ElevationSettings>()
 
-    @Suppress("EXPERIMENTAL_IS_NOT_ENABLED")
-    @OptIn(ExperimentalTime::class)
-    private val DEFAULT_GRACE_PERIOD_MS = 15.minutes.toLongMilliseconds()
+    private val DEFAULT_GRACE_PERIOD_MS = 15.minutes.inWholeMilliseconds
   }
 
   private val options = ElevationOptions()
diff --git a/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettingsConfigurable.kt b/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettingsConfigurable.kt
index 9d98efe01885..6c6f6f779519 100644
--- a/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettingsConfigurable.kt
+++ b/platform/elevation/src/com/intellij/execution/process/elevation/settings/ElevationSettingsConfigurable.kt
@@ -1,4 +1,4 @@
-// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
 package com.intellij.execution.process.elevation.settings
 
 import com.intellij.execution.process.elevation.ElevationBundle
@@ -15,9 +15,8 @@ import java.awt.Component
 import javax.swing.DefaultListCellRenderer
 import javax.swing.JList
 import javax.swing.ListCellRenderer
-import kotlin.time.ExperimentalTime
-import kotlin.time.hours
-import kotlin.time.minutes
+import kotlin.time.Duration.Companion.hours
+import kotlin.time.Duration.Companion.minutes
 
 class ElevationSettingsConfigurable : BoundConfigurable(ElevationBundle.message("elevation.settings.configurable")),
                                       Configurable.NoScroll {
@@ -56,8 +55,6 @@ class ElevationSettingsConfigurable : BoundConfigurable(ElevationBundle.message(
     }
   }
 
-  @Suppress("EXPERIMENTAL_IS_NOT_ENABLED")
-  @OptIn(ExperimentalTime::class)
   private fun getTimeLimitItems(currentDurationMs: Long = 0): List<Long> {
     return mutableListOf(
       5.minutes,
@@ -67,7 +64,7 @@ class ElevationSettingsConfigurable : BoundConfigurable(ElevationBundle.message(
       3.hours,
       10.hours,
     ).map {
-      it.toLongMilliseconds()
+      it.inWholeMilliseconds
     }.toMutableList().apply {
       if (currentDurationMs > 0 && currentDurationMs !in this) {
         add(currentDurationMs)
diff --git a/platform/extensions/intellij.platform.extensions.iml b/platform/extensions/intellij.platform.extensions.iml
index 1ff63fd7e7c4..8633c317dd4e 100644
--- a/platform/extensions/intellij.platform.extensions.iml
+++ b/platform/extensions/intellij.platform.extensions.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/feedback/intellij.platform.feedback.iml b/platform/feedback/intellij.platform.feedback.iml
index 8e9bfff7ee94..2789880a8191 100644
--- a/platform/feedback/intellij.platform.feedback.iml
+++ b/platform/feedback/intellij.platform.feedback.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/platform/ide-core/intellij.platform.ide.core.iml b/platform/ide-core/intellij.platform.ide.core.iml
index d6ded628a9f2..dcc11e83fff9 100644
--- a/platform/ide-core/intellij.platform.ide.core.iml
+++ b/platform/ide-core/intellij.platform.ide.core.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/platform/platform-impl/intellij.platform.ide.impl.iml b/platform/platform-impl/intellij.platform.ide.impl.iml
index 298afc6820b9..6b5b9c91c2da 100644
--- a/platform/platform-impl/intellij.platform.ide.impl.iml
+++ b/platform/platform-impl/intellij.platform.ide.impl.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/platform/remoteDev-util/intellij.remoteDev.util.iml b/platform/remoteDev-util/intellij.remoteDev.util.iml
index e1a8a81f1735..ba6518e8496e 100644
--- a/platform/remoteDev-util/intellij.remoteDev.util.iml
+++ b/platform/remoteDev-util/intellij.remoteDev.util.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/platform/tips-of-the-day/intellij.platform.tips.iml b/platform/tips-of-the-day/intellij.platform.tips.iml
index 9db2128dd6c2..a93b1aa1fde8 100644
--- a/platform/tips-of-the-day/intellij.platform.tips.iml
+++ b/platform/tips-of-the-day/intellij.platform.tips.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/platform/util/base/intellij.platform.util.base.iml b/platform/util/base/intellij.platform.util.base.iml
index de564a3292fa..66d32b913fc1 100644
--- a/platform/util/base/intellij.platform.util.base.iml
+++ b/platform/util/base/intellij.platform.util.base.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/util/diff/intellij.platform.util.diff.iml b/platform/util/diff/intellij.platform.util.diff.iml
index 4f6a280bc116..3dd0a0022e21 100644
--- a/platform/util/diff/intellij.platform.util.diff.iml
+++ b/platform/util/diff/intellij.platform.util.diff.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/util/intellij.platform.util.iml b/platform/util/intellij.platform.util.iml
index 7a4bb1a3c295..ea59600a35cc 100644
--- a/platform/util/intellij.platform.util.iml
+++ b/platform/util/intellij.platform.util.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/util/rt-java8/intellij.platform.util.rt.java8.iml b/platform/util/rt-java8/intellij.platform.util.rt.java8.iml
index 4e72d8a3bb6b..05359389a1cc 100644
--- a/platform/util/rt-java8/intellij.platform.util.rt.java8.iml
+++ b/platform/util/rt-java8/intellij.platform.util.rt.java8.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/util/text-matching/intellij.platform.util.text.matching.iml b/platform/util/text-matching/intellij.platform.util.text.matching.iml
index 445bfb67e8ef..af79bd180600 100644
--- a/platform/util/text-matching/intellij.platform.util.text.matching.iml
+++ b/platform/util/text-matching/intellij.platform.util.text.matching.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/util/xmlDom/intellij.platform.util.xmlDom.iml b/platform/util/xmlDom/intellij.platform.util.xmlDom.iml
index ce636ceb282e..3730d9ddc0c8 100644
--- a/platform/util/xmlDom/intellij.platform.util.xmlDom.iml
+++ b/platform/util/xmlDom/intellij.platform.util.xmlDom.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/platform/workspaceModel/storage/intellij.platform.workspaceModel.storage.iml b/platform/workspaceModel/storage/intellij.platform.workspaceModel.storage.iml
index 12b073ec6f15..417e796dcfbc 100644
--- a/platform/workspaceModel/storage/intellij.platform.workspaceModel.storage.iml
+++ b/platform/workspaceModel/storage/intellij.platform.workspaceModel.storage.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/IntelliLang/intellilang-jps-plugin/intellij.java.langInjection.jps.iml b/plugins/IntelliLang/intellilang-jps-plugin/intellij.java.langInjection.jps.iml
index 8993723eab19..f8c5b271f9aa 100644
--- a/plugins/IntelliLang/intellilang-jps-plugin/intellij.java.langInjection.jps.iml
+++ b/plugins/IntelliLang/intellilang-jps-plugin/intellij.java.langInjection.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/ant/jps-plugin/intellij.ant.jps.iml b/plugins/ant/jps-plugin/intellij.ant.jps.iml
index 696513bb2e4a..277ff68f9563 100644
--- a/plugins/ant/jps-plugin/intellij.ant.jps.iml
+++ b/plugins/ant/jps-plugin/intellij.ant.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/completion-ml-ranking/intellij.completionMlRanking.iml b/plugins/completion-ml-ranking/intellij.completionMlRanking.iml
index dc75ed92ce92..44fca3b6c5eb 100644
--- a/plugins/completion-ml-ranking/intellij.completionMlRanking.iml
+++ b/plugins/completion-ml-ranking/intellij.completionMlRanking.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/devkit/jps-plugin/intellij.devkit.jps.iml b/plugins/devkit/jps-plugin/intellij.devkit.jps.iml
index 9952bd384ebb..8b12962d6e71 100644
--- a/plugins/devkit/jps-plugin/intellij.devkit.jps.iml
+++ b/plugins/devkit/jps-plugin/intellij.devkit.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/eclipse/common-eclipse-util/intellij.eclipse.common.iml b/plugins/eclipse/common-eclipse-util/intellij.eclipse.common.iml
index 4e4de0fac31b..3136c2bb6619 100644
--- a/plugins/eclipse/common-eclipse-util/intellij.eclipse.common.iml
+++ b/plugins/eclipse/common-eclipse-util/intellij.eclipse.common.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/eclipse/jps-plugin/intellij.eclipse.jps.iml b/plugins/eclipse/jps-plugin/intellij.eclipse.jps.iml
index 97b6b95780fa..5d8014ea8994 100644
--- a/plugins/eclipse/jps-plugin/intellij.eclipse.jps.iml
+++ b/plugins/eclipse/jps-plugin/intellij.eclipse.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/git4idea/intellij.vcs.git.iml b/plugins/git4idea/intellij.vcs.git.iml
index 679aaed63bfd..f853c6e81190 100644
--- a/plugins/git4idea/intellij.vcs.git.iml
+++ b/plugins/git4idea/intellij.vcs.git.iml
@@ -10,8 +10,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/github/intellij.vcs.github.iml b/plugins/github/intellij.vcs.github.iml
index e45ea2f9954f..48738785c8d0 100644
--- a/plugins/github/intellij.vcs.github.iml
+++ b/plugins/github/intellij.vcs.github.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/gitlab/intellij.vcs.gitlab.iml b/plugins/gitlab/intellij.vcs.gitlab.iml
index 83393bd11f4a..b4d115555141 100644
--- a/plugins/gitlab/intellij.vcs.gitlab.iml
+++ b/plugins/gitlab/intellij.vcs.gitlab.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/gradle/jps-plugin/intellij.gradle.jps.iml b/plugins/gradle/jps-plugin/intellij.gradle.jps.iml
index 9be74362b0e9..9da0885eaf03 100644
--- a/plugins/gradle/jps-plugin/intellij.gradle.jps.iml
+++ b/plugins/gradle/jps-plugin/intellij.gradle.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/gradle/tooling-proxy/intellij.gradle.toolingProxy.iml b/plugins/gradle/tooling-proxy/intellij.gradle.toolingProxy.iml
index 0e669431c99b..6af1f6de53d7 100644
--- a/plugins/gradle/tooling-proxy/intellij.gradle.toolingProxy.iml
+++ b/plugins/gradle/tooling-proxy/intellij.gradle.toolingProxy.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/groovy/jps-plugin/intellij.groovy.jps.iml b/plugins/groovy/jps-plugin/intellij.groovy.jps.iml
index d130d87cee9f..4f1278f77293 100644
--- a/plugins/groovy/jps-plugin/intellij.groovy.jps.iml
+++ b/plugins/groovy/jps-plugin/intellij.groovy.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/ide-features-trainer/intellij.featuresTrainer.iml b/plugins/ide-features-trainer/intellij.featuresTrainer.iml
index 3ca47be0af2a..7709b48057fd 100644
--- a/plugins/ide-features-trainer/intellij.featuresTrainer.iml
+++ b/plugins/ide-features-trainer/intellij.featuresTrainer.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/javaFX/common-javaFX-plugin/intellij.javaFX.common.iml b/plugins/javaFX/common-javaFX-plugin/intellij.javaFX.common.iml
index dd3c174a6f2e..0c598eefa61f 100644
--- a/plugins/javaFX/common-javaFX-plugin/intellij.javaFX.common.iml
+++ b/plugins/javaFX/common-javaFX-plugin/intellij.javaFX.common.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/javaFX/javaFX-jps-plugin/intellij.javaFX.jps.iml b/plugins/javaFX/javaFX-jps-plugin/intellij.javaFX.jps.iml
index 91c0e75c4de6..49b7c66a5249 100644
--- a/plugins/javaFX/javaFX-jps-plugin/intellij.javaFX.jps.iml
+++ b/plugins/javaFX/javaFX-jps-plugin/intellij.javaFX.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/base/analysis-api/analysis-api-utils/kotlin.base.analysis-api.utils.iml b/plugins/kotlin/base/analysis-api/analysis-api-utils/kotlin.base.analysis-api.utils.iml
index 9181b3c86e7d..8797da2b8066 100644
--- a/plugins/kotlin/base/analysis-api/analysis-api-utils/kotlin.base.analysis-api.utils.iml
+++ b/plugins/kotlin/base/analysis-api/analysis-api-utils/kotlin.base.analysis-api.utils.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/base/code-insight/tests/kotlin.base.code-insight.tests-k2.iml b/plugins/kotlin/base/code-insight/tests/kotlin.base.code-insight.tests-k2.iml
index e83ec93d05b8..285a544cf7b6 100644
--- a/plugins/kotlin/base/code-insight/tests/kotlin.base.code-insight.tests-k2.iml
+++ b/plugins/kotlin/base/code-insight/tests/kotlin.base.code-insight.tests-k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/base/fir/code-insight/kotlin.base.fir.code-insight.iml b/plugins/kotlin/base/fir/code-insight/kotlin.base.fir.code-insight.iml
index 52118cc784e7..a9b6fe1597f8 100644
--- a/plugins/kotlin/base/fir/code-insight/kotlin.base.fir.code-insight.iml
+++ b/plugins/kotlin/base/fir/code-insight/kotlin.base.fir.code-insight.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/base/project-model/kotlin.base.project-model.iml b/plugins/kotlin/base/project-model/kotlin.base.project-model.iml
index 998f249948d2..325634fee722 100644
--- a/plugins/kotlin/base/project-model/kotlin.base.project-model.iml
+++ b/plugins/kotlin/base/project-model/kotlin.base.project-model.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/base/project-structure/kotlin.base.project-structure.iml b/plugins/kotlin/base/project-structure/kotlin.base.project-structure.iml
index cab609bffb55..096c2f5b38de 100644
--- a/plugins/kotlin/base/project-structure/kotlin.base.project-structure.iml
+++ b/plugins/kotlin/base/project-structure/kotlin.base.project-structure.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/api/kotlin.code-insight.api.iml b/plugins/kotlin/code-insight/api/kotlin.code-insight.api.iml
index 9eeb33555837..beae0fea9eac 100644
--- a/plugins/kotlin/code-insight/api/kotlin.code-insight.api.iml
+++ b/plugins/kotlin/code-insight/api/kotlin.code-insight.api.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/impl-base/kotlin.code-insight.impl-base.iml b/plugins/kotlin/code-insight/impl-base/kotlin.code-insight.impl-base.iml
index 1945abb10461..d5c10fe4c9a2 100644
--- a/plugins/kotlin/code-insight/impl-base/kotlin.code-insight.impl-base.iml
+++ b/plugins/kotlin/code-insight/impl-base/kotlin.code-insight.impl-base.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/inspections-k2/kotlin.code-insight.inspections-k2.iml b/plugins/kotlin/code-insight/inspections-k2/kotlin.code-insight.inspections-k2.iml
index 2a975fdf96c0..2f768e35d53f 100644
--- a/plugins/kotlin/code-insight/inspections-k2/kotlin.code-insight.inspections-k2.iml
+++ b/plugins/kotlin/code-insight/inspections-k2/kotlin.code-insight.inspections-k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/inspections-k2/tests/kotlin.code-insight.inspections-k2.tests.iml b/plugins/kotlin/code-insight/inspections-k2/tests/kotlin.code-insight.inspections-k2.tests.iml
index 872fc95a50cf..edcf41d70ad6 100644
--- a/plugins/kotlin/code-insight/inspections-k2/tests/kotlin.code-insight.inspections-k2.tests.iml
+++ b/plugins/kotlin/code-insight/inspections-k2/tests/kotlin.code-insight.inspections-k2.tests.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/intentions-k2/kotlin.code-insight.intentions-k2.iml b/plugins/kotlin/code-insight/intentions-k2/kotlin.code-insight.intentions-k2.iml
index 140686549138..44b5d74c485e 100644
--- a/plugins/kotlin/code-insight/intentions-k2/kotlin.code-insight.intentions-k2.iml
+++ b/plugins/kotlin/code-insight/intentions-k2/kotlin.code-insight.intentions-k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/intentions-k2/tests/kotlin.code-insight.intentions-k2.tests.iml b/plugins/kotlin/code-insight/intentions-k2/tests/kotlin.code-insight.intentions-k2.tests.iml
index 69641aefc64e..049856db3c36 100644
--- a/plugins/kotlin/code-insight/intentions-k2/tests/kotlin.code-insight.intentions-k2.tests.iml
+++ b/plugins/kotlin/code-insight/intentions-k2/tests/kotlin.code-insight.intentions-k2.tests.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/intentions-shared/kotlin.code-insight.intentions-shared.iml b/plugins/kotlin/code-insight/intentions-shared/kotlin.code-insight.intentions-shared.iml
index be7aa644b668..da2bca0b7ec4 100644
--- a/plugins/kotlin/code-insight/intentions-shared/kotlin.code-insight.intentions-shared.iml
+++ b/plugins/kotlin/code-insight/intentions-shared/kotlin.code-insight.intentions-shared.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/kotlin.code-insight.k2/kotlin.code-insight.k2.iml b/plugins/kotlin/code-insight/kotlin.code-insight.k2/kotlin.code-insight.k2.iml
index ba707453c0c1..6b21dac5c65c 100644
--- a/plugins/kotlin/code-insight/kotlin.code-insight.k2/kotlin.code-insight.k2.iml
+++ b/plugins/kotlin/code-insight/kotlin.code-insight.k2/kotlin.code-insight.k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/live-templates-k2/kotlin.code-insight.live-templates-k2.iml b/plugins/kotlin/code-insight/live-templates-k2/kotlin.code-insight.live-templates-k2.iml
index 9b02c4307fe6..60e3e0a27205 100644
--- a/plugins/kotlin/code-insight/live-templates-k2/kotlin.code-insight.live-templates-k2.iml
+++ b/plugins/kotlin/code-insight/live-templates-k2/kotlin.code-insight.live-templates-k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/override-implement-k2/kotlin.code-insight.override-implement-k2.iml b/plugins/kotlin/code-insight/override-implement-k2/kotlin.code-insight.override-implement-k2.iml
index 42408f040d54..7971a19fca48 100644
--- a/plugins/kotlin/code-insight/override-implement-k2/kotlin.code-insight.override-implement-k2.iml
+++ b/plugins/kotlin/code-insight/override-implement-k2/kotlin.code-insight.override-implement-k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/postfix-templates/kotlin.code-insight.postfix-templates-k2.iml b/plugins/kotlin/code-insight/postfix-templates/kotlin.code-insight.postfix-templates-k2.iml
index da2c6a7fc655..0a83340130fd 100644
--- a/plugins/kotlin/code-insight/postfix-templates/kotlin.code-insight.postfix-templates-k2.iml
+++ b/plugins/kotlin/code-insight/postfix-templates/kotlin.code-insight.postfix-templates-k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/code-insight/utils/kotlin.code-insight.utils.iml b/plugins/kotlin/code-insight/utils/kotlin.code-insight.utils.iml
index aac19171b7cb..ebd3d5dfc602 100644
--- a/plugins/kotlin/code-insight/utils/kotlin.code-insight.utils.iml
+++ b/plugins/kotlin/code-insight/utils/kotlin.code-insight.utils.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/completion/impl-k2/kotlin.completion.impl-k2.iml b/plugins/kotlin/completion/impl-k2/kotlin.completion.impl-k2.iml
index 372be4115fb0..abfb9fb70b02 100644
--- a/plugins/kotlin/completion/impl-k2/kotlin.completion.impl-k2.iml
+++ b/plugins/kotlin/completion/impl-k2/kotlin.completion.impl-k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/fir/kotlin.fir.iml b/plugins/kotlin/fir/kotlin.fir.iml
index 422422a84480..ff5cb49e0c05 100644
--- a/plugins/kotlin/fir/kotlin.fir.iml
+++ b/plugins/kotlin/fir/kotlin.fir.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/gradle/gradle-java/kotlin.gradle.gradle-java.iml b/plugins/kotlin/gradle/gradle-java/kotlin.gradle.gradle-java.iml
index 23cd7e83dc62..707d307e1b41 100644
--- a/plugins/kotlin/gradle/gradle-java/kotlin.gradle.gradle-java.iml
+++ b/plugins/kotlin/gradle/gradle-java/kotlin.gradle.gradle-java.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/gradle/gradle-tooling/impl/kotlin.gradle.gradle-tooling.impl.iml b/plugins/kotlin/gradle/gradle-tooling/impl/kotlin.gradle.gradle-tooling.impl.iml
index 9b8da65c6693..dd0c8479382a 100644
--- a/plugins/kotlin/gradle/gradle-tooling/impl/kotlin.gradle.gradle-tooling.impl.iml
+++ b/plugins/kotlin/gradle/gradle-tooling/impl/kotlin.gradle.gradle-tooling.impl.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="1.8" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/gradle/gradle/kotlin.gradle.gradle.iml b/plugins/kotlin/gradle/gradle/kotlin.gradle.gradle.iml
index c1fa8bb92251..4d59e2bdc9c4 100644
--- a/plugins/kotlin/gradle/gradle/kotlin.gradle.gradle.iml
+++ b/plugins/kotlin/gradle/gradle/kotlin.gradle.gradle.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/highlighting/kotlin.highlighting.iml b/plugins/kotlin/highlighting/kotlin.highlighting.iml
index 35e9f76eb60b..4331c88d5a39 100644
--- a/plugins/kotlin/highlighting/kotlin.highlighting.iml
+++ b/plugins/kotlin/highlighting/kotlin.highlighting.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/k2-fe10-bindings/kotlin.k2.fe10-bindings.iml b/plugins/kotlin/k2-fe10-bindings/kotlin.k2.fe10-bindings.iml
index 7a8c8390a136..43edd9aff6f6 100644
--- a/plugins/kotlin/k2-fe10-bindings/kotlin.k2.fe10-bindings.iml
+++ b/plugins/kotlin/k2-fe10-bindings/kotlin.k2.fe10-bindings.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/kotlin.searching/kotlin.searching.k2.iml b/plugins/kotlin/kotlin.searching/kotlin.searching.k2.iml
index 20e83b06e6d7..648c67e39992 100644
--- a/plugins/kotlin/kotlin.searching/kotlin.searching.k2.iml
+++ b/plugins/kotlin/kotlin.searching/kotlin.searching.k2.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/navigation/tests/kotlin.navigation.tests.iml b/plugins/kotlin/navigation/tests/kotlin.navigation.tests.iml
index 3f1da7b322a8..ec8a655602b6 100644
--- a/plugins/kotlin/navigation/tests/kotlin.navigation.tests.iml
+++ b/plugins/kotlin/navigation/tests/kotlin.navigation.tests.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/scripting/kotlin.scripting.iml b/plugins/kotlin/scripting/kotlin.scripting.iml
index d3e4ccb2f202..31f4eb58c557 100644
--- a/plugins/kotlin/scripting/kotlin.scripting.iml
+++ b/plugins/kotlin/scripting/kotlin.scripting.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/kotlin/util/test-generator-fir/kotlin.util.test-generator-fir.iml b/plugins/kotlin/util/test-generator-fir/kotlin.util.test-generator-fir.iml
index beb6cff9882f..d7400dc21350 100644
--- a/plugins/kotlin/util/test-generator-fir/kotlin.util.test-generator-fir.iml
+++ b/plugins/kotlin/util/test-generator-fir/kotlin.util.test-generator-fir.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/maven/jps-plugin/intellij.maven.jps.iml b/plugins/maven/jps-plugin/intellij.maven.jps.iml
index 16af77119b6f..7aa71552412b 100644
--- a/plugins/maven/jps-plugin/intellij.maven.jps.iml
+++ b/plugins/maven/jps-plugin/intellij.maven.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/package-search/gradle/intellij.packageSearch.gradle.iml b/plugins/package-search/gradle/intellij.packageSearch.gradle.iml
index df75e27799b7..5cba8a7d9176 100644
--- a/plugins/package-search/gradle/intellij.packageSearch.gradle.iml
+++ b/plugins/package-search/gradle/intellij.packageSearch.gradle.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/package-search/intellij.packageSearch.iml b/plugins/package-search/intellij.packageSearch.iml
index 78c7a2c5a287..23f3889376cc 100644
--- a/plugins/package-search/intellij.packageSearch.iml
+++ b/plugins/package-search/intellij.packageSearch.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/package-search/maven/intellij.packageSearch.maven.iml b/plugins/package-search/maven/intellij.packageSearch.maven.iml
index c7c9442ad879..41cfe2956470 100644
--- a/plugins/package-search/maven/intellij.packageSearch.maven.iml
+++ b/plugins/package-search/maven/intellij.packageSearch.maven.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/repository-search/intellij.repository.search.iml b/plugins/repository-search/intellij.repository.search.iml
index a15f814ac35f..6697809f3194 100644
--- a/plugins/repository-search/intellij.repository.search.iml
+++ b/plugins/repository-search/intellij.repository.search.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/settings-sync/intellij.settingsSync.iml b/plugins/settings-sync/intellij.settingsSync.iml
index 3dc95a04b3c1..08c2574eee97 100644
--- a/plugins/settings-sync/intellij.settingsSync.iml
+++ b/plugins/settings-sync/intellij.settingsSync.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="17" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
           <arrayArguments>
             <arrayArg name="pluginClasspaths">
diff --git a/plugins/space/jps-plugin/intellij.space.java.jps.iml b/plugins/space/jps-plugin/intellij.space.java.jps.iml
index e967e54e9bce..1e962a1cf2be 100644
--- a/plugins/space/jps-plugin/intellij.space.java.jps.iml
+++ b/plugins/space/jps-plugin/intellij.space.java.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>
diff --git a/plugins/ui-designer/jps-plugin/intellij.java.guiForms.jps.iml b/plugins/ui-designer/jps-plugin/intellij.java.guiForms.jps.iml
index 3b5b0dd56e71..4e22db1ef4db 100644
--- a/plugins/ui-designer/jps-plugin/intellij.java.guiForms.jps.iml
+++ b/plugins/ui-designer/jps-plugin/intellij.java.guiForms.jps.iml
@@ -9,8 +9,8 @@
         <compilerArguments>
           <stringArguments>
             <stringArg name="jvmTarget" arg="11" />
-            <stringArg name="apiVersion" arg="1.7" />
-            <stringArg name="languageVersion" arg="1.7" />
+            <stringArg name="apiVersion" arg="1.8" />
+            <stringArg name="languageVersion" arg="1.8" />
           </stringArguments>
         </compilerArguments>
       </configuration>