diff --git a/po/ko.po b/po/ko.po
index b9b1d8341..7882ffa8a 100644
--- a/po/ko.po
+++ b/po/ko.po
@@ -1181,7 +1181,7 @@ msgstr "금요일"
 
 #: js/messages.php:128
 msgid "Saturday"
-msgstr ""
+msgstr "토요일"
 
 #. l10n: Short week day name
 #: js/messages.php:132 libraries/common.lib.php:1582