diff --git a/js/app.js b/js/app.js
index 1b85cee..2ba13ba 100644
--- a/js/app.js
+++ b/js/app.js
@@ -62,7 +62,7 @@ const TimeTrack = {
         this.fetchThemes();
 
         moment.locale('de');
-        this.customDateForPastDays = moment();
+        this.customDateForPastDays = moment().format();
 
         setInterval(() => {
             vue.$forceUpdate();