diff --git a/po/zh_TW.po b/po/zh_TW.po
index ebb6fc4944..92c67e043a 100644
--- a/po/zh_TW.po
+++ b/po/zh_TW.po
@@ -1328,7 +1328,7 @@ msgstr "2月"
 #. l10n: Short month name
 #: js/messages.php:175 libraries/common.lib.php:1573
 msgid "Mar"
-msgstr "Mar"
+msgstr "3月"
 
 #. l10n: Short month name
 #: js/messages.php:177 libraries/common.lib.php:1575