diff --git a/ServerManager.php b/ServerManager.php
index e44c57c..c259d0f 100644
--- a/ServerManager.php
+++ b/ServerManager.php
@@ -17,14 +17,11 @@ use Kiri\Server\Contract\OnPacketInterface;
 use Kiri\Server\Contract\OnReceiveInterface;
 use Kiri\Server\Handler\OnPipeMessage;
 use Kiri\Server\Handler\OnServer;
-use Kiri\Server\Handler\OnServerManager;
-use Kiri\Server\Handler\OnServerReload;
 use Kiri\Server\Handler\OnServerWorker;
 use Kiri\Task\TaskManager;
 use Psr\Container\ContainerExceptionInterface;
 use Psr\Container\NotFoundExceptionInterface;
 use Swoole\Http\Server as HServer;
-use Swoole\Process;
 use Swoole\Server;
 use Swoole\Server\Port;
 use Swoole\WebSocket\Server as WServer;