diff --git a/test/CodeGen/X86/mmx-fold-load.ll b/test/CodeGen/X86/mmx-fold-load.ll
index 71209e1ac25..ef31ffc2a3d 100644
--- a/test/CodeGen/X86/mmx-fold-load.ll
+++ b/test/CodeGen/X86/mmx-fold-load.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -march=x86-64 -mattr=+mmx,+sse2 | FileCheck %s
+; RUN: llc < %s -mtriple=x86_64-darwin -mattr=+mmx,+sse2 | FileCheck %s
 
 define i64 @t0(<1 x i64>* %a, i32* %b) {
 ; CHECK-LABEL: t0: