diff --git a/HttpServer/Events/OnShutdown.php b/HttpServer/Events/OnShutdown.php
index d62ddad4..87e60bc2 100644
--- a/HttpServer/Events/OnShutdown.php
+++ b/HttpServer/Events/OnShutdown.php
@@ -20,15 +20,16 @@ class OnShutdown extends Callback
 
 	/**
 	 * @param Server $server
+	 * @throws ComponentException
 	 * @throws Exception
 	 */
 	public function onHandler(Server $server)
 	{
 		$this->debug('server shutdown~');
 
-//		$this->system_mail('server shutdown~');
-//		$event = Snowflake::app()->getEvent();
-//		$event->trigger(Event::SERVER_SHUTDOWN);
+		$this->system_mail('server shutdown~');
+
+		fire(Event::SERVER_SHUTDOWN);
 	}
 
 }