diff --git a/includes/html/table/alerts.inc.php b/includes/html/table/alerts.inc.php
index da337bea8a..a27ca39d0e 100644
--- a/includes/html/table/alerts.inc.php
+++ b/includes/html/table/alerts.inc.php
@@ -98,7 +98,7 @@ if ($rowCount != -1) {
     $sql .= " LIMIT $limit_low,$limit_high";
 }
 
-$sql = "SELECT `alerts`.*, `devices`.`hostname`, `devices`.`sysName`, `devices`.`hardware`, `locations`.`location`, `alert_rules`.`rule`, `alert_rules`.`name`, `alert_rules`.`severity` $sql";
+$sql = "SELECT `alerts`.*, `devices`.`hostname`, `devices`.`sysName`, `devices`.`os`, `devices`.`hardware`, `locations`.`location`, `alert_rules`.`rule`, `alert_rules`.`name`, `alert_rules`.`severity` $sql";
 
 $rulei = 0;
 $format = $vars['format'];