diff --git a/po/zh_CN.po b/po/zh_CN.po
index 00feaa55d..35800dde0 100644
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
@@ -1202,7 +1202,7 @@ msgstr "周五"
 
 #: js/messages.php:127
 msgid "Saturday"
-msgstr ""
+msgstr "星期六"
 
 #. l10n: Short week day name
 #: js/messages.php:131 libraries/messages.inc.php:27