diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/ImplementationBodyCodegen.java b/compiler/backend/src/org/jetbrains/kotlin/codegen/ImplementationBodyCodegen.java
index e2ce0e71dd4..f26a661dae2 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/ImplementationBodyCodegen.java
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/ImplementationBodyCodegen.java
@@ -1426,7 +1426,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
     }
 
     private void generateTraitMethods() {
-        if (isInterface(descriptor)) return;
+        if (isJvmInterface(descriptor)) return;
 
         for (Map.Entry<FunctionDescriptor, FunctionDescriptor> entry : CodegenUtil.getNonPrivateTraitMethods(descriptor).entrySet()) {
             FunctionDescriptor interfaceFun = entry.getKey();