diff --git a/server/lib/classes/cron.d/500-backup.inc.php b/server/lib/classes/cron.d/500-backup.inc.php
index 627cdd58c3f98c973e67b5e82fe98cf7a5fd279c..abca144f4043207bb0fde7dcff5d7188b470f267 100644
--- a/server/lib/classes/cron.d/500-backup.inc.php
+++ b/server/lib/classes/cron.d/500-backup.inc.php
@@ -85,7 +85,7 @@ class cronjob_backup extends cronjob {
 
 			if($run_backups){
 				//* backup only active domains
-				$sql = "SELECT * FROM web_domain WHERE server_id = '".$conf['server_id']."' AND (type = 'vhost' OR type = 'vhostsubdomain') AND active = 'y'";
+				$sql = "SELECT * FROM web_domain WHERE server_id = '".$conf['server_id']."' AND (type = 'vhost' OR type = 'vhostsubdomain' OR type = 'vhostalias') AND active = 'y'";
 				$records = $app->db->queryAllRecords($sql);
 				if(is_array($records)) {
 					foreach($records as $rec) {