diff --git a/src/Toro.php b/src/Toro.php
index 7a0cf8e..8cf7c05 100644
--- a/src/Toro.php
+++ b/src/Toro.php
@@ -21,7 +21,7 @@ public static function hasHandlerFor($path_info)
         return false;
     }
 
-    public static function serve($routes)
+    public static function serve($routes, $extratokens = null)
     {
         self::$used_routes = $routes;
         self::$used_tokens = array(