diff --git a/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/symbolLightClassUtils.kt b/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/symbolLightClassUtils.kt
index 3d0730e..daf0d55 100644
--- a/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/symbolLightClassUtils.kt
+++ b/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/symbolLightClassUtils.kt
@@ -473,6 +473,9 @@
 context(KtAnalysisSession)
 internal fun KtClassOrObject.checkIsInheritor(superClassOrigin: KtClassOrObject, checkDeep: Boolean): Boolean {
     if (this == superClassOrigin) return false
+    if (superClassOrigin is KtEnumEntry) {
+        return false // enum entry cannot have inheritors
+    }
     if (!superClassOrigin.canBeAnalysed()) {
         return false
     }