diff --git a/phpBB/includes/functions_admin.php b/phpBB/includes/functions_admin.php
index 7fdf874456..7b4393f383 100644
--- a/phpBB/includes/functions_admin.php
+++ b/phpBB/includes/functions_admin.php
@@ -847,15 +847,13 @@ function delete_posts($where_type, $where_ids, $auto_sync = true, $posted_sync =
 	}
 
 	// Remove the message from the search index
-	$search_type = basename($config['search_type']);
+	$search_type = $config['search_type'];
 
-	if (!file_exists($phpbb_root_path . 'includes/search/' . $search_type . '.' . $phpEx))
+	if (!class_exists($search_type))
 	{
 		trigger_error('NO_SUCH_SEARCH_MODULE');
 	}
 
-	include_once("{$phpbb_root_path}includes/search/$search_type.$phpEx");
-
 	$error = false;
 	$search = new $search_type($error);