diff --git a/compiler/tests-common-new/tests/org/jetbrains/kotlin/test/frontend/fir/handlers/FirDiagnosticCodeMetaInfo.kt b/compiler/tests-common-new/tests/org/jetbrains/kotlin/test/frontend/fir/handlers/FirDiagnosticCodeMetaInfo.kt
index 357938bd119..4ca08c17bf7 100644
--- a/compiler/tests-common-new/tests/org/jetbrains/kotlin/test/frontend/fir/handlers/FirDiagnosticCodeMetaInfo.kt
+++ b/compiler/tests-common-new/tests/org/jetbrains/kotlin/test/frontend/fir/handlers/FirDiagnosticCodeMetaInfo.kt
@@ -62,7 +62,6 @@ class FirDiagnosticCodeMetaRenderConfiguration(
 
         val diagnostic = codeMetaInfo.diagnostic
 
-        @Suppress("UNCHECKED_CAST")
         val renderer = RootDiagnosticRendererFactory(diagnostic)
         if (renderer is AbstractKtDiagnosticWithParametersRenderer) {
             renderer.renderParameters(diagnostic).mapTo(params, Any?::toString)