diff --git a/tests/Test.php b/tests/Test.php
index 59e4037..5a55321 100644
--- a/tests/Test.php
+++ b/tests/Test.php
@@ -8,6 +8,8 @@ use App\MyWebSocketHandler;
 use Workerman\Connection\TcpConnection;
 use Workerman\Worker;
 
+require_once __DIR__ . '/../vendor/autoload.php';
+
 class MyWebSocketHandlerTest extends TestCase
 {
     private $handler;