diff --git a/HttpServer/Events/OnWorkerStart.php b/HttpServer/Events/OnWorkerStart.php
index ebc759a2..73772a45 100644
--- a/HttpServer/Events/OnWorkerStart.php
+++ b/HttpServer/Events/OnWorkerStart.php
@@ -47,7 +47,7 @@ class OnWorkerStart extends Callback
 		}
 
 		$this->debug(sprintf('%s #%d Pid:%d start.', ucfirst(env('environmental')), $worker_id, $server->worker_pid));
-//		Coroutine\go([$this, 'onSignal'], $server, $worker_id);
+		Coroutine\go([$this, 'onSignal'], $server, $worker_id);
 	}