diff --git a/indra/test/llhttpdate_tut.cpp b/indra/test/llhttpdate_tut.cpp
index ecf734ee9077eab4f4f7d7b7a3b816792292bc63..caae1a7920ad87937db6f0c332833625378bb239 100644
--- a/indra/test/llhttpdate_tut.cpp
+++ b/indra/test/llhttpdate_tut.cpp
@@ -113,8 +113,8 @@ namespace tut
 	{
 		// test localization of http dates
 #if LL_WINDOWS
-		const char *en_locale = "english";
-		const char *fr_locale = "french";
+		const char *en_locale = "English_United States.1252";
+		const char *fr_locale = "French_France.1252";
 #else
 		const char *en_locale = "en_GB.UTF-8";
 		const char *fr_locale = "fr_FR.UTF-8";