diff --git a/zimbra/Migration/4_imports_mailboxes.sh b/zimbra/Migration/4_imports_mailboxes.sh
index 16ce8f7..84d25eb 100644
--- a/zimbra/Migration/4_imports_mailboxes.sh
+++ b/zimbra/Migration/4_imports_mailboxes.sh
@@ -1,11 +1,12 @@
 #!/bin/bash
 RCODE=$?
-if [ ! whoami = "zimbra" ]; then
+if [ $(id -u) -eq 0 ]
+then
+   echo "Ce script ne doit pas être lancé en tant que root"
+      exit 1
+      fi
 
- echo "Le user doit être zimbra, pas root ! "
- exit 1;
 
-fi
 
 for mailbox in `cat /opt/zimbra/nfsbackup/migration/accounts/users.txt`;
 do