diff --git a/src/App.php b/src/App.php
index 373c119..afe61a2 100644
--- a/src/App.php
+++ b/src/App.php
@@ -4,11 +4,10 @@
 
 use Exception;
 use Penny\Config\Loader;
-use Penny\Event\HttpFlowEvent;
+use Penny\Event\PennyEventInterface;
 use ReflectionClass;
-use Zend\Diactoros\Response;
-use Zend\Diactoros\ServerRequestFactory;
 use Interop\Container\ContainerInterface;
+use Zend\EventManager\EventManager;
 
 class App
 {
@@ -67,7 +66,7 @@ private function getDispatcher()
     /**
      * Penny HTTP flow event getter.
      *
-     * @return HttpFlowEvent
+     * @return EventManager
      */
     private function getEventManager()
     {
@@ -77,17 +76,25 @@ private function getEventManager()
     /**
      * Application execution.
      *
-     * @param mixed|null $request  Representation of an outgoing, client-side request.
-     * @param mixed|null $response Representation of an incoming, server-side response.
+     * @param mixed|null $request  Representation of an outgoing,
+     *  client-side request.
+     * @param mixed|null $response Representation of an incoming,
+     *  server-side response.
      *
      * @return mixed
      */
     public function run($request = null, $response = null)
     {
-        $request = $request ?: ServerRequestFactory::fromGlobals();
-        $response = $response ?: new Response();
-
-        $event = new HttpFlowEvent('bootstrap', $request, $response);
+        $event = $this->getContainer()->get('http_flow_event');
+        if (!($event instanceof PennyEventInterface)) {
+            throw new \RuntimeException('This event did not supported');
+        }
+        if ($request != null) {
+            $event->setRequest($request);
+        }
+        if ($response != null) {
+            $event->setResponse($response);
+        }
 
         $dispatcher = $this->getDispatcher();
         $httpFlow = $this->getEventManager();
diff --git a/src/Container/PHPDiFactory.php b/src/Container/PHPDiFactory.php
index 2fafbbd..3db6968 100644
--- a/src/Container/PHPDiFactory.php
+++ b/src/Container/PHPDiFactory.php
@@ -21,7 +21,15 @@ public static function buildContainer($config = [])
         $builder->useAnnotations(true);
         $builder->addDefinitions(
             [
-                'event_manager' => DI\object('Zend\EventManager\EventManager'),
+                'request' => \Zend\Diactoros\ServerRequestFactory::fromGlobals(),
+                'response' => DI\object('Zend\Diactoros\Response'),
+                'http_flow_event' => DI\object('Penny\Event\HttpFlowEvent')
+                    ->constructor(
+                        'bootstrap',
+                        DI\get('request'),
+                        DI\get('response')
+                    ),
+                'event_manager' =>  DI\object('Zend\EventManager\EventManager'),
                 'dispatcher' => DI\object('Penny\Dispatcher')
                     ->constructor(DI\get('router')),
             ]
diff --git a/src/Event/HttpFlowEvent.php b/src/Event/HttpFlowEvent.php
index 9f14ac6..479c9fd 100644
--- a/src/Event/HttpFlowEvent.php
+++ b/src/Event/HttpFlowEvent.php
@@ -5,7 +5,7 @@
 use Exception;
 use Zend\EventManager\Event;
 
-class HttpFlowEvent extends Event
+class HttpFlowEvent extends Event implements PennyEventInterface
 {
     /**
      * Representation of an outgoing, client-side request.
@@ -35,13 +35,6 @@ class HttpFlowEvent extends Event
      */
     private $routeInfo = [];
 
-    /**
-     * Class constructor.
-     *
-     * @param string $name     Event name.
-     * @param mixed  $request  Representation of an outgoing, client-side request.
-     * @param mixed  $response Representation of an outgoing, server-side response.
-     */
     public function __construct($name, $request, $response)
     {
         $this->setName($name);
@@ -50,9 +43,7 @@ public function __construct($name, $request, $response)
     }
 
     /**
-     * Response getter.
-     *
-     * @return mixed
+     * {@inheritDoc}
      */
     public function getResponse()
     {
@@ -60,9 +51,7 @@ public function getResponse()
     }
 
     /**
-     * Response setter.
-     *
-     * @param mixed $response Representation of an outgoing, server-side response.
+     * {@inheritDoc}
      */
     public function setResponse($response)
     {
@@ -70,9 +59,7 @@ public function setResponse($response)
     }
 
     /**
-     * Request setter.
-     *
-     * @param mixed $request Representation of an outgoing, client-side request.
+     * {@inheritDoc}
      */
     public function setRequest($request)
     {
@@ -80,9 +67,7 @@ public function setRequest($request)
     }
 
     /**
-     * Request getter.
-     *
-     * @return mixed
+     * {@inheritDoc}
      */
     public function getRequest()
     {
@@ -104,7 +89,7 @@ public function getRouteInfo()
      *
      * @param array $routerInfo Routing information.
      */
-    public function setRouteInfo(array $routerInfo)
+    public function setRouteInfo($routerInfo)
     {
         $this->routeInfo = $routerInfo;
     }
diff --git a/src/Event/PennyEventInterface.php b/src/Event/PennyEventInterface.php
new file mode 100644
index 0000000..3a4ea4c
--- /dev/null
+++ b/src/Event/PennyEventInterface.php
@@ -0,0 +1,18 @@
+<?php
+namespace Penny\Event;
+
+use Exception;
+use Zend\EventManager\EventInterface;
+
+interface PennyEventInterface extends EventInterface
+{
+    public function __construct($name, $request, $response);
+    public function setResponse($response);
+    public function getResponse();
+    public function setRequest($request);
+    public function getRequest();
+    public function getRouteInfo();
+    public function setRouteInfo($routerInfo);
+    public function setException(Exception $exception);
+    public function getException();
+}