diff --git a/aitrainer_backoffice/controlling/cron/cron.py b/aitrainer_backoffice/controlling/cron/cron.py
index b43f190..dd63f7a 100644
--- a/aitrainer_backoffice/controlling/cron/cron.py
+++ b/aitrainer_backoffice/controlling/cron/cron.py
@@ -1,6 +1,9 @@
 from ..mautic import MauticHelper
-
+import datetime
 
 def sync_customers():
+    print(datetime.datetime.now() + " *** START sync customers ")
     helper = MauticHelper()
-    helper.sync()
\ No newline at end of file
+    helper.sync()
+
+    print(datetime.datetime.now() + " *** END sync customers ")
\ No newline at end of file