diff --git a/clang/test/CodeGenOpenCL/address-spaces-conversions.cl b/clang/test/CodeGenOpenCL/address-spaces-conversions.cl
index b30be8d90445..2c3ba032d71e 100644
--- a/clang/test/CodeGenOpenCL/address-spaces-conversions.cl
+++ b/clang/test/CodeGenOpenCL/address-spaces-conversions.cl
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -O0 -ffake-address-space-map -cl-std=CL2.0 -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple x86_64-unknown-linux-gnu -O0 -ffake-address-space-map -cl-std=CL2.0 -emit-llvm -o - | FileCheck %s
 
 // test that we generate address space casts everywhere we need conversions of
 // pointers to different address spaces