1 files changed, 4 insertions, 2 deletions
diff --git a/libcxx/test/re/re.traits/translate_nocase.pass.cpp b/libcxx/test/re/re.traits/translate_nocase.pass.cpp
index 2d02b65c4c0..86d303ae19a 100644
--- a/libcxx/test/re/re.traits/translate_nocase.pass.cpp
+++ b/libcxx/test/re/re.traits/translate_nocase.pass.cpp
@@ -17,6 +17,8 @@
 #include <regex>
 #include <cassert>
 
+#include "../../platform_support.h"
+
 int main()
 {
     {
@@ -29,7 +31,7 @@ int main()
         assert(t.translate_nocase('1') == '1');
         assert(t.translate_nocase('\xDA') == '\xDA');
         assert(t.translate_nocase('\xFA') == '\xFA');
-        t.imbue(std::locale("en_US.UTF-8"));
+        t.imbue(std::locale(LOCALE_en_US_UTF_8));
         assert(t.translate_nocase(' ') == ' ');
         assert(t.translate_nocase('A') == 'a');
         assert(t.translate_nocase('\x07') == '\x07');
@@ -49,7 +51,7 @@ int main()
         assert(t.translate_nocase(L'1') == L'1');
         assert(t.translate_nocase(L'\xDA') == L'\xDA');
         assert(t.translate_nocase(L'\xFA') == L'\xFA');
-        t.imbue(std::locale("en_US.UTF-8"));
+        t.imbue(std::locale(LOCALE_en_US_UTF_8));
         assert(t.translate_nocase(L' ') == L' ');
         assert(t.translate_nocase(L'A') == L'a');
         assert(t.translate_nocase(L'\x07') == L'\x07');