diff --git a/Slim/App.php b/Slim/App.php
index efd938e4b..9d276ff5f 100644
--- a/Slim/App.php
+++ b/Slim/App.php
@@ -37,14 +37,14 @@ class App extends RouteCollectorProxy implements RequestHandlerInterface
     public const VERSION = '4.1.0';
 
     /**
-     * @var MiddlewareDispatcher
+     * @var RouteResolverInterface
      */
-    protected $middlewareDispatcher;
+    protected $routeResolver;
 
     /**
-     * @var RouteResolverInterface
+     * @var MiddlewareDispatcherInterface
      */
-    protected $routeResolver;
+    protected $middlewareDispatcher;
 
     /**
      * @param ResponseFactoryInterface              $responseFactory