diff --git a/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForExplicitDeclaration.java b/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForExplicitDeclaration.java
index be2f3de3d04..33d68b13f6c 100644
--- a/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForExplicitDeclaration.java
+++ b/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForExplicitDeclaration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2013 JetBrains s.r.o.
+ * Copyright 2010-2014 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -61,7 +61,7 @@ import java.util.List;
 
 import static org.jetbrains.jet.lexer.JetTokens.*;
 
-public class KotlinLightClassForExplicitDeclaration extends KotlinWrappingLightClass implements KotlinLightClass, JetJavaMirrorMarker {
+public class KotlinLightClassForExplicitDeclaration extends KotlinWrappingLightClass implements JetJavaMirrorMarker {
     private final static Key<CachedValue<OutermostKotlinClassLightClassData>> JAVA_API_STUB = Key.create("JAVA_API_STUB");
 
     @Nullable
diff --git a/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForPackage.java b/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForPackage.java
index efe0aca100e..a32b81d3974 100644
--- a/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForPackage.java
+++ b/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForPackage.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2013 JetBrains s.r.o.
+ * Copyright 2010-2014 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -42,7 +42,7 @@ import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
 
-public class KotlinLightClassForPackage extends KotlinWrappingLightClass implements KotlinLightClass, JetJavaMirrorMarker {
+public class KotlinLightClassForPackage extends KotlinWrappingLightClass implements JetJavaMirrorMarker {
     private final FqName packageFqName;
     private final FqName packageClassFqName; // derived from packageFqName
     private final GlobalSearchScope searchScope;
diff --git a/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinWrappingLightClass.java b/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinWrappingLightClass.java
index bf7c02b6b29..e47e79a18f5 100644
--- a/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinWrappingLightClass.java
+++ b/compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinWrappingLightClass.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2013 JetBrains s.r.o.
+ * Copyright 2010-2014 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,13 +34,17 @@ import org.jetbrains.jet.lang.psi.JetDeclaration;
 
 import java.util.List;
 
-public abstract class KotlinWrappingLightClass extends AbstractLightClass implements PsiExtensibleClass {
+public abstract class KotlinWrappingLightClass extends AbstractLightClass implements KotlinLightClass, PsiExtensibleClass {
     private final ClassInnerStuffCache myInnersCache = new ClassInnerStuffCache(this);
 
     protected KotlinWrappingLightClass(PsiManager manager, Language language) {
         super(manager, language);
     }
 
+    @NotNull
+    @Override
+    public abstract PsiClass getDelegate();
+
     @Override
     @NotNull
     public PsiField[] getFields() {