diff --git a/server/src/uds/locale/zh/LC_MESSAGES/django.po b/server/src/uds/locale/zh_Hans/LC_MESSAGES/django.po
similarity index 100%
rename from server/src/uds/locale/zh/LC_MESSAGES/django.po
rename to server/src/uds/locale/zh_Hans/LC_MESSAGES/django.po
diff --git a/server/src/uds/locale/zh/LC_MESSAGES/djangojs.po b/server/src/uds/locale/zh_Hans/LC_MESSAGES/djangojs.po
similarity index 100%
rename from server/src/uds/locale/zh/LC_MESSAGES/djangojs.po
rename to server/src/uds/locale/zh_Hans/LC_MESSAGES/djangojs.po
diff --git a/server/src/uds/urls.py b/server/src/uds/urls.py
index 9b3dcfda9..03cc0affe 100644
--- a/server/src/uds/urls.py
+++ b/server/src/uds/urls.py
@@ -91,7 +91,7 @@ urlpatterns = patterns(
 
     # Internacionalization in javascript
     # Javascript catalog
-    (r'^jsi18n/(?P<lang>[a-z]*)$', 'web.views.jsCatalog', js_info_dict),
+    (r'^jsi18n/(?P<lang>[a-z-_]*)$', 'web.views.jsCatalog', js_info_dict),
 
 )