diff --git a/zimbra/Migration/3_exports_mailboxes.sh b/zimbra/Migration/3_exports_mailboxes.sh
index 481e416..6a5144e 100644
--- a/zimbra/Migration/3_exports_mailboxes.sh
+++ b/zimbra/Migration/3_exports_mailboxes.sh
@@ -1,5 +1,11 @@
 #!/bin/bash
 RCODE=$?
+if [ ! whoami = "zimbra" ]; then
+
+ echo "Le user doit être zimbra, pas root ! "
+ exit 1;
+
+fi
 
 echo "Export mailboxes :"
 for user in `cat /opt/zimbra/nfsbackup/migration/accounts/users.txt`;