diff --git a/po/sv.po b/po/sv.po
index a88c982d6e..0327d1c34e 100644
--- a/po/sv.po
+++ b/po/sv.po
@@ -1260,7 +1260,7 @@ msgstr "augusti"
 
 #: js/messages.php:137
 msgid "September"
-msgstr ""
+msgstr "september"
 
 #: js/messages.php:138
 #, fuzzy