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 d7ef5594ecd..376e8f51a0a 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
@@ -165,7 +165,7 @@ object DIAGNOSTICS_LIST : DiagnosticList("FirErrors") {
         val CONSTRUCTOR_IN_INTERFACE by error<KtDeclaration>(PositioningStrategy.DECLARATION_SIGNATURE)
         val NON_PRIVATE_CONSTRUCTOR_IN_ENUM by error<PsiElement>()
         val NON_PRIVATE_OR_PROTECTED_CONSTRUCTOR_IN_SEALED by error<PsiElement>()
-        val CYCLIC_CONSTRUCTOR_DELEGATION_CALL by warning<PsiElement>()
+        val CYCLIC_CONSTRUCTOR_DELEGATION_CALL by error<PsiElement>()
         val PRIMARY_CONSTRUCTOR_DELEGATION_CALL_EXPECTED by warning<PsiElement>(PositioningStrategy.SECONDARY_CONSTRUCTOR_DELEGATION_CALL)
 
         // TODO: change it to KtSuperTypeEntry when possible (after re-targeter implementation)
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 bdd0ce96083..069b0dd18d8 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
@@ -158,7 +158,7 @@ object FirErrors {
     val CONSTRUCTOR_IN_INTERFACE by error0<KtDeclaration>(SourceElementPositioningStrategies.DECLARATION_SIGNATURE)
     val NON_PRIVATE_CONSTRUCTOR_IN_ENUM by error0<PsiElement>()
     val NON_PRIVATE_OR_PROTECTED_CONSTRUCTOR_IN_SEALED by error0<PsiElement>()
-    val CYCLIC_CONSTRUCTOR_DELEGATION_CALL by warning0<PsiElement>()
+    val CYCLIC_CONSTRUCTOR_DELEGATION_CALL by error0<PsiElement>()
     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>()