diff --git a/po/de.po b/po/de.po
index 1174d3a90..7ffdd42cd 100644
--- a/po/de.po
+++ b/po/de.po
@@ -1183,7 +1183,7 @@ msgstr "Dezember"
 #: js/messages.php:121
 #| msgid "Sun"
 msgid "Sunday"
-msgstr "So"
+msgstr "Sonntag"
 
 #: js/messages.php:122
 #, fuzzy