diff --git a/platform/execution-impl/src/com/intellij/execution/impl/RCInArbitraryFileListener.kt b/platform/execution-impl/src/com/intellij/execution/impl/RCInArbitraryFileListener.kt
index 0f57b46157ba..42b88ef7864e 100644
--- a/platform/execution-impl/src/com/intellij/execution/impl/RCInArbitraryFileListener.kt
+++ b/platform/execution-impl/src/com/intellij/execution/impl/RCInArbitraryFileListener.kt
@@ -1,13 +1,16 @@
-// 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.impl
 
 import com.intellij.openapi.project.getOpenedProjects
 import com.intellij.openapi.vfs.AsyncFileListener
 import com.intellij.openapi.vfs.LocalFileSystem
 import com.intellij.openapi.vfs.newvfs.events.*
+import com.intellij.util.PathUtil
+
+private fun isFileWithRunConfigs(path: String) = !path.contains("/.idea/") && PathUtil.getFileName(path).endsWith(".run.xml")
 
 private class RCInArbitraryFileListener : AsyncFileListener {
-  override fun prepareChange(events: List<VFileEvent>): @org.jetbrains.annotations.Nullable com.intellij.openapi.vfs.AsyncFileListener.ChangeApplier? {
+  override fun prepareChange(events: List<VFileEvent>): @org.jetbrains.annotations.Nullable AsyncFileListener.ChangeApplier? {
     val deletedRCFilePaths = mutableSetOf<String>()
     val updatedRCFilePaths = mutableSetOf<String>()
 
@@ -17,39 +20,39 @@ private class RCInArbitraryFileListener : AsyncFileListener {
       }
 
       if (event is VFileContentChangeEvent || event is VFileCreateEvent) {
-        if (RunConfigurationInArbitraryFileScanner.isFileWithRunConfigs(event.path)) {
+        if (isFileWithRunConfigs(event.path)) {
           updatedRCFilePaths.add(event.path)
           deletedRCFilePaths.remove(event.path)
         }
       }
       else if (event is VFileCopyEvent) {
-        if (RunConfigurationInArbitraryFileScanner.isFileWithRunConfigs(event.newParent.path + "/" + event.newChildName)) {
+        if (isFileWithRunConfigs(event.newParent.path + "/" + event.newChildName)) {
           updatedRCFilePaths.add(event.path)
           deletedRCFilePaths.remove(event.path)
         }
       }
       else if (event is VFileDeleteEvent) {
-        if (RunConfigurationInArbitraryFileScanner.isFileWithRunConfigs(event.path)) {
+        if (isFileWithRunConfigs(event.path)) {
           updatedRCFilePaths.remove(event.path)
           deletedRCFilePaths.add(event.path)
         }
       }
       else if (event is VFileMoveEvent) {
-        if (RunConfigurationInArbitraryFileScanner.isFileWithRunConfigs(event.oldPath)) {
+        if (isFileWithRunConfigs(event.oldPath)) {
           updatedRCFilePaths.remove(event.oldPath)
           deletedRCFilePaths.add(event.oldPath)
         }
-        if (RunConfigurationInArbitraryFileScanner.isFileWithRunConfigs(event.newPath)) {
+        if (isFileWithRunConfigs(event.newPath)) {
           updatedRCFilePaths.add(event.newPath)
           deletedRCFilePaths.remove(event.newPath)
         }
       }
       else if (event is VFilePropertyChangeEvent && event.isRename) {
-        if (RunConfigurationInArbitraryFileScanner.isFileWithRunConfigs(event.oldPath)) {
+        if (isFileWithRunConfigs(event.oldPath)) {
           updatedRCFilePaths.remove(event.oldPath)
           deletedRCFilePaths.add(event.oldPath)
         }
-        if (RunConfigurationInArbitraryFileScanner.isFileWithRunConfigs(event.newPath)) {
+        if (isFileWithRunConfigs(event.newPath)) {
           updatedRCFilePaths.add(event.newPath)
           deletedRCFilePaths.remove(event.newPath)
         }
diff --git a/platform/execution-impl/src/com/intellij/execution/impl/RunConfigurationInArbitraryFileScanner.kt b/platform/execution-impl/src/com/intellij/execution/impl/RunConfigurationInArbitraryFileScanner.kt
index 98c3f83b8504..d6ab4c661ae8 100644
--- a/platform/execution-impl/src/com/intellij/execution/impl/RunConfigurationInArbitraryFileScanner.kt
+++ b/platform/execution-impl/src/com/intellij/execution/impl/RunConfigurationInArbitraryFileScanner.kt
@@ -4,7 +4,6 @@ package com.intellij.execution.impl
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.util.text.StringUtil
 import com.intellij.openapi.vfs.VirtualFile
-import com.intellij.util.PathUtil
 import com.intellij.util.indexing.roots.IndexableFileScanner
 import com.intellij.util.indexing.roots.kind.ContentOrigin
 import com.intellij.util.indexing.roots.kind.ProjectFileOrDirOrigin
@@ -13,31 +12,30 @@ import com.intellij.util.indexing.roots.kind.ProjectFileOrDirOrigin
  * This class doesn't push any file properties, it is used for scanning the project for `*.run.xml` files - files with run configurations.
  * This is to handle run configurations stored in arbitrary files within project content (not in .idea/runConfigurations or project.ipr file).
  */
-internal class RunConfigurationInArbitraryFileScanner : IndexableFileScanner {
-  companion object {
-    fun isFileWithRunConfigs(file: VirtualFile): Boolean {
-      if (!file.isInLocalFileSystem || !StringUtil.endsWith(file.nameSequence, ".run.xml")) return false
-      var parent = file.parent
-      while (parent != null) {
-        if (StringUtil.equals(parent.nameSequence, ".idea")) return false
-        parent = parent.parent
-      }
-      return true
-    }
-
-    fun isFileWithRunConfigs(path: String) = !path.contains("/.idea/") && PathUtil.getFileName(path).endsWith(".run.xml")
-  }
-
+private class RunConfigurationInArbitraryFileScanner : IndexableFileScanner {
   override fun startSession(project: Project): IndexableFileScanner.ScanSession {
-    val runManagerImpl = RunManagerImpl.getInstanceImpl(project)
+    val runManager by lazy(LazyThreadSafetyMode.NONE) { RunManagerImpl.getInstanceImpl(project) }
     return IndexableFileScanner.ScanSession {
-      if (it is ContentOrigin || it is ProjectFileOrDirOrigin)
+      if (it is ContentOrigin || it is ProjectFileOrDirOrigin) {
         IndexableFileScanner.IndexableFileVisitor { fileOrDir ->
           if (isFileWithRunConfigs(fileOrDir)) {
-            runManagerImpl.updateRunConfigsFromArbitraryFiles(emptyList(), listOf(fileOrDir.path))
+            runManager.updateRunConfigsFromArbitraryFiles(emptyList(), listOf(fileOrDir.path))
           }
         }
-      else null
+      }
+      else {
+        null
+      }
     }
   }
-}
\ No newline at end of file
+}
+
+private fun isFileWithRunConfigs(file: VirtualFile): Boolean {
+  if (!file.isInLocalFileSystem || !file.nameSequence.endsWith(".run.xml")) return false
+  var parent = file.parent
+  while (parent != null) {
+    if (StringUtil.equals(parent.nameSequence, ".idea")) return false
+    parent = parent.parent
+  }
+  return true
+}