diff --git a/tasks/backup.yml b/tasks/backup.yml
index fa405abf48d9663ebfae22de545b418a0c5b2e04..da39346679285b93f3273ae5a886bc6d9f086212 100644
--- a/tasks/backup.yml
+++ b/tasks/backup.yml
@@ -9,7 +9,7 @@
 - name: add backup cronjob for easier backup/restore
   cron:
     name: mongodb backup
-    job: '/usr/bin/mongodump --gzip --archive=/opt/mongodbbackup/$(date "+\%Y\%m\%d-\%H\%M.dump.gz")'
+    job: '/usr/bin/mongodump --gzip --archive=/opt/mongodbbackup/$(date "+\%Y\%m\%d-\%H\%M.dump.gz") 2>/dev/null'
     user: root
     hour: "*/4"
     minute: 45