diff --git a/compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/FirDiagnosticsList.kt b/compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/FirDiagnosticsList.kt
index 376e8f51a0a..c1d9f8201ae 100644
--- a/compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/FirDiagnosticsList.kt
+++ b/compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/FirDiagnosticsList.kt
@@ -171,7 +171,7 @@ object DIAGNOSTICS_LIST : DiagnosticList("FirErrors") {
         // TODO: change it to KtSuperTypeEntry when possible (after re-targeter implementation)
         val SUPERTYPE_NOT_INITIALIZED by error<KtTypeReference>()
         val SUPERTYPE_INITIALIZED_WITHOUT_PRIMARY_CONSTRUCTOR by error<PsiElement>()
-        val DELEGATION_SUPER_CALL_IN_ENUM_CONSTRUCTOR by warning<PsiElement>()
+        val DELEGATION_SUPER_CALL_IN_ENUM_CONSTRUCTOR by error<PsiElement>()
         val PRIMARY_CONSTRUCTOR_REQUIRED_FOR_DATA_CLASS by error<KtNamedDeclaration>(PositioningStrategy.DECLARATION_NAME)
         val EXPLICIT_DELEGATION_CALL_REQUIRED by error<PsiElement>(PositioningStrategy.SECONDARY_CONSTRUCTOR_DELEGATION_CALL)
         val SEALED_CLASS_CONSTRUCTOR_CALL by error<PsiElement>()
diff --git a/compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt b/compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt
index 069b0dd18d8..a5af4a0a1dc 100644
--- a/compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt
+++ b/compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt
@@ -162,7 +162,7 @@ object FirErrors {
     val PRIMARY_CONSTRUCTOR_DELEGATION_CALL_EXPECTED by warning0<PsiElement>(SourceElementPositioningStrategies.SECONDARY_CONSTRUCTOR_DELEGATION_CALL)
     val SUPERTYPE_NOT_INITIALIZED by error0<KtTypeReference>()
     val SUPERTYPE_INITIALIZED_WITHOUT_PRIMARY_CONSTRUCTOR by error0<PsiElement>()
-    val DELEGATION_SUPER_CALL_IN_ENUM_CONSTRUCTOR by warning0<PsiElement>()
+    val DELEGATION_SUPER_CALL_IN_ENUM_CONSTRUCTOR by error0<PsiElement>()
     val PRIMARY_CONSTRUCTOR_REQUIRED_FOR_DATA_CLASS by error0<KtNamedDeclaration>(SourceElementPositioningStrategies.DECLARATION_NAME)
     val EXPLICIT_DELEGATION_CALL_REQUIRED by error0<PsiElement>(SourceElementPositioningStrategies.SECONDARY_CONSTRUCTOR_DELEGATION_CALL)
     val SEALED_CLASS_CONSTRUCTOR_CALL by error0<PsiElement>()