diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java b/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
index 2f6632fe4d3..533b41acb1d 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
@@ -1024,7 +1024,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> {
 
     public void invokeFunctionNoParams(FunctionDescriptor functionDescriptor, Type type, InstructionAdapter v) {
         DeclarationDescriptor containingDeclaration = functionDescriptor.getContainingDeclaration();
-        boolean isStatic = containingDeclaration instanceof NamespaceDescriptorImpl;
+        boolean isStatic = containingDeclaration instanceof NamespaceDescriptor;
         functionDescriptor = functionDescriptor.getOriginal();
         String owner;