diff --git a/po/tr.po b/po/tr.po
index 7bdc42d88..c4e890e48 100644
--- a/po/tr.po
+++ b/po/tr.po
@@ -1088,7 +1088,7 @@ msgstr "Kasım"
 
 #: js/messages.php:93
 msgid "December"
-msgstr ""
+msgstr "Aralık"
 
 #. l10n: Short month name
 #: js/messages.php:97 libraries/common.lib.php:1557