diff --git a/compiler/tests/org/jetbrains/jet/codegen/NamespaceGenTest.java b/compiler/tests/org/jetbrains/jet/codegen/NamespaceGenTest.java
index ca762e92701..55bae64f839 100644
--- a/compiler/tests/org/jetbrains/jet/codegen/NamespaceGenTest.java
+++ b/compiler/tests/org/jetbrains/jet/codegen/NamespaceGenTest.java
@@ -366,7 +366,7 @@ public class NamespaceGenTest extends CodegenTestCase {
     }
 
     public void testArrayAugAssignLong() throws Exception {
-        loadText("fun foo(c: LongArray) { c[0] *= 2 }");
+        loadText("fun foo(c: LongArray) { c[0] *= 2.lng }");
         System.out.println(generateToText());
         final Method main = generateFunction();
         long[] data = new long[] { 5 };