diff --git a/modules/monitoring/library/Monitoring/DataView/Servicedowntime.php b/modules/monitoring/library/Monitoring/DataView/Servicedowntime.php
index 0f14857d4..67664fbc4 100644
--- a/modules/monitoring/library/Monitoring/DataView/Servicedowntime.php
+++ b/modules/monitoring/library/Monitoring/DataView/Servicedowntime.php
@@ -36,7 +36,7 @@ class Servicedowntime extends DataView
     /**
      * {@inheritdoc}
      */
-    public function getFilterColumns()
+    public function getStaticFilterColumns()
     {
         return array(
             'host', 'host_alias',
@@ -45,17 +45,4 @@ class Servicedowntime extends DataView
             'servicegroup', 'servicegroup_alias', 'servicegroup_name'
         );
     }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function isValidFilterTarget($column)
-    {
-        if ($column[0] === '_'
-            && preg_match('/^_(?:host|service)_/', $column)
-        ) {
-            return true;
-        }
-        return parent::isValidFilterTarget($column);
-    }
 }