diff --git a/po/nl.po b/po/nl.po
index 4f80e0402..00603865a 100644
--- a/po/nl.po
+++ b/po/nl.po
@@ -1306,7 +1306,7 @@ msgstr "dec"
 
 #: js/messages.php:179
 msgid "Sunday"
-msgstr "Zondag"
+msgstr "zondag"
 
 #: js/messages.php:180
 msgid "Monday"