diff --git a/modules/monitoring/library/Monitoring/Backend/Ido/Query/StatusQuery.php b/modules/monitoring/library/Monitoring/Backend/Ido/Query/StatusQuery.php
index b089cbc92..44c3c89ba 100644
--- a/modules/monitoring/library/Monitoring/Backend/Ido/Query/StatusQuery.php
+++ b/modules/monitoring/library/Monitoring/Backend/Ido/Query/StatusQuery.php
@@ -194,13 +194,13 @@ class StatusQuery extends IdoQuery
             'service_current_check_attempt' => 'ss.current_check_attempt',
             'service_max_check_attempts' => 'ss.max_check_attempts',
             'service_attempt' => 'ss.current_check_attempt || \'/\' || ss.max_check_attempts',
-            'service_last_check' => 'ss.last_check',
-            'service_next_check' => 'ss.next_check',
+            'service_last_check' => 'UNIX_TIMESTAMP(ss.last_check)',
+            'service_next_check' => 'UNIX_TIMESTAMP(ss.next_check)',
             'service_check_type' => 'ss.check_type',
-            'service_last_hard_state_change' => 'ss.last_hard_state_change',
+            'service_last_hard_state_change' => 'UNIX_TIMESTAMP(ss.last_hard_state_change)',
             'service_last_hard_state' => 'ss.last_hard_state',
-            'service_last_notification' => 'ss.last_notification',
-            'service_next_notification' => 'ss.next_notification',
+            'service_last_notification' => 'UNIX_TIMESTAMP(ss.last_notification)',
+            'service_next_notification' => 'UNIX_TIMESTAMP(ss.next_notification)',
             'service_no_more_notifications' => 'ss.no_more_notifications',
 
             'service_notifications_enabled' => 'ss.notifications_enabled',