diff --git a/config/locales/zh-CN.yml b/config/locales/zh-.yml
similarity index 98%
rename from config/locales/zh-CN.yml
rename to config/locales/zh-.yml
index 591c3d9..f3d20a6 100644
--- a/config/locales/zh-CN.yml
+++ b/config/locales/zh-.yml
@@ -1,7 +1,7 @@
 # Sample localization file for English. Add more files in this directory for other locales.
 # See http://github.com/svenfuchs/rails-i18n/tree/master/rails%2Flocale for starting points.
 
-zh-CN:
+zh-cn:
   user_mailer:
     ask_for_invitation:
       subject: 'Thanks for signing up for cartodb beta'