diff --git a/src/Nono/Application.php b/src/Nono/Application.php
index 0421342..215dc23 100644
--- a/src/Nono/Application.php
+++ b/src/Nono/Application.php
@@ -141,7 +141,7 @@ public function run()
      * @param array           $params
      * @throws \Exception
      */
-    private function call($action, $params)
+    protected function call($action, $params)
     {
         if ($action instanceof \Closure) {
             $action(...$params);
@@ -162,7 +162,7 @@ private function call($action, $params)
      *
      * @param \Exception $e
      */
-    private function handleException(\Exception $e)
+    protected function handleException(\Exception $e)
     {
         echo $e->getMessage();
     }
diff --git a/src/Nono/Router.php b/src/Nono/Router.php
index f124609..332b691 100644
--- a/src/Nono/Router.php
+++ b/src/Nono/Router.php
@@ -69,7 +69,7 @@ public function route($verb, $uri)
      * @var string $verb
      * @return array
      */
-    private function routes($verb)
+    protected function routes($verb)
     {
         return isset($this->routes[$verb]) ? $this->routes[$verb] : [];
     }
@@ -83,7 +83,7 @@ private function routes($verb)
      * @param array  $routes
      * @return array
      */
-    private function match($uri, $routes)
+    protected function match($uri, $routes)
     {
         if (!preg_match($this->combine($routes), $uri, $m)) {
             return [];
@@ -105,7 +105,7 @@ private function match($uri, $routes)
      * @var string $str
      * @return string
      */
-    private function pattern($str)
+    protected function pattern($str)
     {
         return preg_replace('~\{([a-zA-Z0-9]+)\}~', '([^/]+)', $str);
     }
@@ -119,7 +119,7 @@ private function pattern($str)
      * @var array $routes
      * @return string
      */
-    private function combine($routes)
+    protected function combine($routes)
     {
         $str = $mark = '';
         foreach ($routes as $id => $data) {