diff --git a/po/ug.po b/po/ug.po
index 5e12946ec..c13f5ce19 100644
--- a/po/ug.po
+++ b/po/ug.po
@@ -1050,7 +1050,7 @@ msgstr "11-ئاي"
 
 #: js/messages.php:93
 msgid "December"
-msgstr ""
+msgstr "12-ئاي"
 
 #. l10n: Short month name
 #: js/messages.php:97 libraries/common.lib.php:1557