Index: core/kernel/db/cat_event_handler.php
===================================================================
--- core/kernel/db/cat_event_handler.php	(revision 16027)
+++ core/kernel/db/cat_event_handler.php	(revision 16028)
@@ -2738,9 +2738,6 @@
 				if ( !$sort_by ) {
 					$this->Application->SetVar('sort_by', 'Relevance,desc|' . $default_sorting);
 				}
-				elseif ( strpos($sort_by, 'Relevance,') !== false ) {
-					$this->Application->SetVar('sort_by', $sort_by . '|' . $default_sorting);
-				}
 			}
 			else {
 				$sorting_settings = $this->getListSetting($event, 'Sortings');
@@ -2749,9 +2746,6 @@
 				if ( !$sort_by ) {
 					$event->setEventParam('sort_by', 'Relevance,desc|' . $default_sorting);
 				}
-				elseif ( strpos($sort_by, 'Relevance,') !== false ) {
-					$event->setEventParam('sort_by', $sort_by . '|' . $default_sorting);
-				}
 			}
 
 			$this->_removeForcedSortings($event);