diff --git a/compiler/tests/org/jetbrains/jet/codegen/FunctionGenTest.java b/compiler/tests/org/jetbrains/jet/codegen/FunctionGenTest.java
index 60672485073..2c8c96c56d1 100644
--- a/compiler/tests/org/jetbrains/jet/codegen/FunctionGenTest.java
+++ b/compiler/tests/org/jetbrains/jet/codegen/FunctionGenTest.java
@@ -87,7 +87,7 @@ public class FunctionGenTest extends CodegenTestCase {
     }
 
     public void testKt785 () {
-//        blackBoxFile("regressions/kt785.jet");
+        blackBoxFile("regressions/kt785.jet");
     }
 
     public void testKt873 () {