diff --git a/compiler/testData/codegen/box/extensionFunctions/classMethodCallExtensionSuper.kt b/compiler/testData/codegen/box/extensionFunctions/classMethodCallExtensionSuper.kt
index a39f14547d8..2964795fcc5 100644
--- a/compiler/testData/codegen/box/extensionFunctions/classMethodCallExtensionSuper.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/classMethodCallExtensionSuper.kt
@@ -10,7 +10,7 @@ abstract class DefaultImpl: Top<Int>{
     override fun toString(data: Int): String = data.toString()
 }
 
-class Bottom(val data: Int): DefaultImpl {
+class Bottom(val data: Int): DefaultImpl() {
     override fun getData(): Int =  data
 }