diff --git a/test/SemaObjC/blocks.m b/test/SemaObjC/blocks.m
index c16372b..3629230 100644
--- a/test/SemaObjC/blocks.m
+++ b/test/SemaObjC/blocks.m
@@ -1,4 +1,4 @@
-// RUN: clang -cc1 -fsyntax-only -verify -fblocks %s
+// RUN: %clang_cc1 -fsyntax-only -verify -fblocks %s
 @protocol NSObject;
 
 void bar(id(^)(void));