diff --git a/plugins/devkit/devkit-core/src/inspections/LightServiceMustBeFinalInspection.kt b/plugins/devkit/devkit-core/src/inspections/LightServiceMustBeFinalInspection.kt
index f0b8cedcae92..9377e616e023 100644
--- a/plugins/devkit/devkit-core/src/inspections/LightServiceMustBeFinalInspection.kt
+++ b/plugins/devkit/devkit-core/src/inspections/LightServiceMustBeFinalInspection.kt
@@ -2,6 +2,7 @@
 package org.jetbrains.idea.devkit.inspections
 
 import com.intellij.codeInspection.IntentionWrapper
+import com.intellij.codeInspection.ProblemHighlightType
 import com.intellij.lang.jvm.DefaultJvmElementVisitor
 import com.intellij.lang.jvm.JvmClass
 import com.intellij.lang.jvm.JvmElementVisitor
@@ -22,7 +23,7 @@ internal class LightServiceMustBeFinalInspection : DevKitJvmInspection() {
         if (hasServiceAnnotation && !clazz.hasModifier(JvmModifier.FINAL)) {
           val actions = createModifierActions(clazz, modifierRequest(JvmModifier.FINAL, true))
           val fixes = IntentionWrapper.wrapToQuickFixes(actions.toTypedArray(), file)
-          sink.highlight(DevKitBundle.message("inspection.light.service.must.be.final.message"), *fixes)
+          sink.highlight(DevKitBundle.message("inspection.light.service.must.be.final.message"), ProblemHighlightType.GENERIC_ERROR, *fixes)
         }
         return true
       }
diff --git a/plugins/devkit/devkit-java-tests/testData/inspections/lightServiceMustBeFinal/MakeFinal.java b/plugins/devkit/devkit-java-tests/testData/inspections/lightServiceMustBeFinal/MakeFinal.java
index 94d5d8fde455..343a7a1b80ed 100644
--- a/plugins/devkit/devkit-java-tests/testData/inspections/lightServiceMustBeFinal/MakeFinal.java
+++ b/plugins/devkit/devkit-java-tests/testData/inspections/lightServiceMustBeFinal/MakeFinal.java
@@ -1,5 +1,5 @@
 import com.intellij.openapi.components.Service;
 
 @Service
-class <warning descr="Light service must be final">MyService<caret></warning> {
+class <error descr="Light service must be final">MyService<caret></error> {
 }
diff --git a/plugins/devkit/devkit-kotlin-tests/testData/inspections/lightServiceMustBeFinal/MakeNotOpen.kt b/plugins/devkit/devkit-kotlin-tests/testData/inspections/lightServiceMustBeFinal/MakeNotOpen.kt
index 45bd895ae3a1..61557555746a 100644
--- a/plugins/devkit/devkit-kotlin-tests/testData/inspections/lightServiceMustBeFinal/MakeNotOpen.kt
+++ b/plugins/devkit/devkit-kotlin-tests/testData/inspections/lightServiceMustBeFinal/MakeNotOpen.kt
@@ -1,4 +1,4 @@
 import com.intellij.openapi.components.Service
 
 @Service
-open class <warning descr="Light service must be final">MyService<caret></warning>
\ No newline at end of file
+open class <error descr="Light service must be final">MyService<caret></error>
\ No newline at end of file