diff --git a/actions/xmpp b/actions/xmpp
index 52a323df9..f4537608a 100755
--- a/actions/xmpp
+++ b/actions/xmpp
@@ -88,7 +88,8 @@ def subcommand_pre_change_hostname(arguments):
     subprocess.call(['ejabberdctl', 'backup', EJABBERD_BACKUP])
     try:
         subprocess.check_output(['ejabberdctl', 'mnesia-change-nodename',
-                                 old_hostname, new_hostname,
+                                 'ejabberd@' + old_hostname,
+                                 'ejabberd@' + new_hostname,
                                  EJABBERD_BACKUP, EJABBERD_BACKUP_NEW])
         os.remove(EJABBERD_BACKUP)
     except subprocess.CalledProcessError as err: