diff --git a/docs/zzz_evobackup b/docs/zzz_evobackup
index d9f7614..7c54cdf 100755
--- a/docs/zzz_evobackup
+++ b/docs/zzz_evobackup
@@ -109,6 +109,9 @@ mkdir -p -m 700 /home/backup
 ## > use admin
 ## > db.createUser( { user: "mongobackup", pwd: "PASS", roles: [ "backup", ] } )
 # mongodump --quiet -u mongobackup -pPASS -o /home/backup/mongodump/
+# if [ $? -ne 0 ]; then
+#   echo "Error with mongodump!"
+# fi
 
 ## Redis : example with copy .rdb file
 # cp /var/lib/redis/dump.rdb /home/backup/