diff --git a/http-helper/Route/Node.php b/http-helper/Route/Node.php
index eba17073..d83ce5b0 100644
--- a/http-helper/Route/Node.php
+++ b/http-helper/Route/Node.php
@@ -16,6 +16,7 @@ use Kiri\Exception\NotFindClassException;
 use Kiri\IAspect;
 use Kiri\Kiri;
 use ReflectionException;
+use Server\Constant;
 use Server\Events\OnAfterWorkerStart;
 use Server\RequestInterface;
 
@@ -322,11 +323,11 @@ class Node
     public function dispatch(RequestInterface $request): mixed
     {
         if (!in_array($request->getMethod(), $this->method)) {
-            throw new RequestException('<h2>HTTP 405 Method allow</h2><hr><i>Powered by Swoole</i>', 405);
+            throw new RequestException(Constant::STATUS_405_MESSAGE, 405);
         }
         $handlerProviders = HandlerProviders::get($this->sourcePath, $request->getMethod());
         if (empty($handlerProviders)) {
-            throw new RequestException('<h2>HTTP 404 Not Found</h2><hr><i>Powered by Swoole</i>', 404);
+            throw new RequestException(Constant::STATUS_404_MESSAGE, 404);
         }
         return $handlerProviders->interpreter($request);
     }
diff --git a/http-server/Constant.php b/http-server/Constant.php
index a2a853c1..aa796163 100644
--- a/http-server/Constant.php
+++ b/http-server/Constant.php
@@ -11,36 +11,37 @@ namespace Server;
 class Constant
 {
 
-    const START = 'Start';
-    const SHUTDOWN = 'Shutdown';
-    const WORKER_START = 'WorkerStart';
-    const WORKER_STOP = 'WorkerStop';
-    const WORKER_EXIT = 'WorkerExit';
-    const CONNECT = 'Connect';
-    const HANDSHAKE = 'handshake';
-    const DISCONNECT = 'disconnect';
-    const MESSAGE = 'message';
-    const RECEIVE = 'Receive';
-    const PACKET = 'Packet';
-    const REQUEST = 'request';
-    const CLOSE = 'Close';
-    const TASK = 'Task';
-    const FINISH = 'Finish';
-    const PIPE_MESSAGE = 'PipeMessage';
-    const WORKER_ERROR = 'WorkerError';
-    const MANAGER_START = 'ManagerStart';
-    const MANAGER_STOP = 'ManagerStop';
-    const BEFORE_RELOAD = 'BeforeReload';
-    const AFTER_RELOAD = 'AfterReload';
+	const START = 'Start';
+	const SHUTDOWN = 'Shutdown';
+	const WORKER_START = 'WorkerStart';
+	const WORKER_STOP = 'WorkerStop';
+	const WORKER_EXIT = 'WorkerExit';
+	const CONNECT = 'Connect';
+	const HANDSHAKE = 'handshake';
+	const DISCONNECT = 'disconnect';
+	const MESSAGE = 'message';
+	const RECEIVE = 'Receive';
+	const PACKET = 'Packet';
+	const REQUEST = 'request';
+	const CLOSE = 'Close';
+	const TASK = 'Task';
+	const FINISH = 'Finish';
+	const PIPE_MESSAGE = 'PipeMessage';
+	const WORKER_ERROR = 'WorkerError';
+	const MANAGER_START = 'ManagerStart';
+	const MANAGER_STOP = 'ManagerStop';
+	const BEFORE_RELOAD = 'BeforeReload';
+	const AFTER_RELOAD = 'AfterReload';
 
 
+	const SERVER_TYPE_HTTP = 'http';
+	const SERVER_TYPE_WEBSOCKET = 'ws';
+	const SERVER_TYPE_TCP = 'tcp';
+	const SERVER_TYPE_UDP = 'udp';
+	const SERVER_TYPE_BASE = 'base';
 
 
-
-    const SERVER_TYPE_HTTP = 'http';
-    const SERVER_TYPE_WEBSOCKET = 'ws';
-    const SERVER_TYPE_TCP = 'tcp';
-    const SERVER_TYPE_UDP = 'udp';
-    const SERVER_TYPE_BASE = 'base';
+	const STATUS_404_MESSAGE = '<h2>HTTP 404 Not Found</h2><hr><i>Powered by Swoole</i>';
+	const STATUS_405_MESSAGE = '<h2>HTTP 405 Method allow</h2><hr><i>Powered by Swoole</i>';
 
 }
diff --git a/http-server/Service/Http.php b/http-server/Service/Http.php
index 2fcd127b..542cc15e 100644
--- a/http-server/Service/Http.php
+++ b/http-server/Service/Http.php
@@ -7,6 +7,7 @@ use Exception;
 use Http\Exception\RequestException;
 use Http\Route\Node;
 use Kiri\Core\Help;
+use Server\Constant;
 use Server\Events\OnAfterRequest;
 use Server\Message\Response as MsgResponse;
 use Server\RequestInterface;
@@ -46,9 +47,10 @@ class Http extends \Server\Abstracts\Http implements OnClose, OnConnect
 			/** @var RequestInterface $request */
 			$node = $this->router->Branch_search($request);
 			if (!($node instanceof Node)) {
-				throw new RequestException('<h2>HTTP 404 Not Found</h2><hr><i>Powered by Swoole</i>', 404);
+				throw new RequestException(Constant::STATUS_404_MESSAGE, 404);
 			}
-			if (!(($psr7Response = $node->dispatch($request)) instanceof ResponseInterface)) {
+			$psr7Response = $node->dispatch($request);
+			if (!($psr7Response instanceof ResponseInterface)) {
 				$psr7Response = $this->transferToResponse($psr7Response);
 			}
 		} catch (Error | \Throwable $exception) {