diff --git a/web/assets/js/util/date-util.js b/web/assets/js/util/date-util.js
index 9b4b0f81..bbca1272 100644
--- a/web/assets/js/util/date-util.js
+++ b/web/assets/js/util/date-util.js
@@ -134,7 +134,7 @@ class DateUtil {
     }
 
     static formatMillis(millis) {
-        return moment(millis).format('YYYY-M-D H:m:s');
+        return moment(millis).format('YYYY-M-D HH:mm:ss');
     }
 
     static firstDayOfMonth() {