diff --git a/test/COFF/export-stdcall.s b/test/COFF/export-stdcall.s
index b114641..6ed3e88 100644
--- a/test/COFF/export-stdcall.s
+++ b/test/COFF/export-stdcall.s
@@ -1,3 +1,4 @@
+# REQUIRES: x86
 # RUN: llvm-mc -triple i686-windows-msvc %s -o %t.obj -filetype=obj
 # RUN: lld-link %t.obj -out:%t.dll -dll -nodefaultlib -noentry -export:foo_std=bar_std -export:foo_fast=bar_fast
 # RUN: llvm-nm %t.lib | FileCheck %s
diff --git a/test/COFF/export-weak-alias.s b/test/COFF/export-weak-alias.s
index d1c2141..5fc505f 100644
--- a/test/COFF/export-weak-alias.s
+++ b/test/COFF/export-weak-alias.s
@@ -1,3 +1,4 @@
+# REQUIRES: x86
 # RUN: llvm-mc -triple x86_64-windows-msvc %s -o %t.obj -filetype=obj
 # RUN: lld-link %t.obj -out:%t.dll -dll -nodefaultlib -noentry
 # RUN: llvm-nm %t.lib | FileCheck %s