diff --git a/test/CodeGen/X86/palignr.ll b/test/CodeGen/X86/palignr.ll
index ddcb05c9703..6875fb33924 100644
--- a/test/CodeGen/X86/palignr.ll
+++ b/test/CodeGen/X86/palignr.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -march=x86 -mcpu=core2 | FileCheck %s
+; RUN: llc < %s -march=x86 -mcpu=core2 -mattr=+ssse3 | FileCheck %s
 ; RUN: llc < %s -march=x86 -mcpu=yonah | FileCheck --check-prefix=YONAH %s
 
 define <4 x i32> @test1(<4 x i32> %A, <4 x i32> %B) nounwind {