diff --git a/HttpServer/Events/OnTask.php b/HttpServer/Events/OnTask.php
index 578e1f63..2f7714b5 100644
--- a/HttpServer/Events/OnTask.php
+++ b/HttpServer/Events/OnTask.php
@@ -82,7 +82,8 @@ class OnTask extends Callback
 
 		Coroutine::getContext()['isComplete'] = false;
 		go(function () {
-			$sigkill = Coroutine::waitSignal(SIGTERM | SIGKILL | SIGUSR1, -1);
+			$sigkill = Coroutine::waitSignal(SIGTERM | SIGKILL | SIGUSR2, -1);
+			var_dump($sigkill);
 			if ($sigkill === false) {
 				return;
 			}