diff --git a/system/engine/controller.php b/system/engine/controller.php
index c344f35..1be3b56 100644
--- a/system/engine/controller.php
+++ b/system/engine/controller.php
@@ -91,10 +91,14 @@ abstract class Controller {
     public $routeOrig;
 
     /**
+     * Implements constructor.
+     * 
+     * If you use this, don't forget the parent::__construct($registry);
+     * 
      * @param \Phacil\Framework\Registry $registry 
      * @return void 
      */
-    public function __construct($registry) {
+    public function __construct(\Phacil\Framework\Registry $registry) {
         $this->registry = $registry;
     }