diff --git a/phpBB/memberlist.php b/phpBB/memberlist.php
index 748b2548c9..67e168e7bb 100644
--- a/phpBB/memberlist.php
+++ b/phpBB/memberlist.php
@@ -1479,8 +1479,7 @@ switch ($mode)
 				'S_JOINED_TIME_OPTIONS'	=> $s_find_join_time,
 				'S_ACTIVE_TIME_OPTIONS'	=> $s_find_active_time,
 				'S_GROUP_SELECT'		=> $s_group_select,
-				'S_USER_SEARCH_ACTION'	=> append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=searchuser&form=$form&field=$field"),
-				'S_LIVE_SEARCH_ACTION'  => append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=livesearch", $is_amp = false))
+				'S_USER_SEARCH_ACTION'	=> append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=searchuser&form=$form&field=$field"))
 			);
 		}