diff --git a/src/Router.php b/src/Router.php
index 74489da..7554efb 100644
--- a/src/Router.php
+++ b/src/Router.php
@@ -139,9 +139,9 @@ class Router
     /**
      * @param array|RequestMethod $methods
      * @param string $route
-     * @param string $handler
+     * @param string|array $handler
      */
-    public static function addRoute(array|RequestMethod $methods, string $route, string $handler): void
+    public static function addRoute(array|RequestMethod $methods, string $route, string|array $handler): void
     {
         $router = Kiri::getDi()->get(DataGrip::class)->get(static::$type);
         if ($methods instanceof RequestMethod) {