diff --git a/src/Application.php b/src/Application.php
index 736c99d..94e02b2 100644
--- a/src/Application.php
+++ b/src/Application.php
@@ -71,6 +71,11 @@ public function swoole(Request $request, Response $response)
                 $server['path_info'] = $_GET[$this->config->get('var_pathinfo')];
             }
 
+            // Nginx兼容: proxy_set_header SERVER_PORT $server_port;
+            if(isset($header['server_port'])) {
+                $server['server_port'] = $header['server_port'];
+            }
+
             $_SERVER = array_change_key_case($server, CASE_UPPER);
 
             // 重新实例化请求对象 处理swoole请求数据
@@ -81,10 +86,10 @@ public function swoole(Request $request, Response $response)
                 ->withCookie($_COOKIE)
                 ->withInput($request->rawContent())
                 ->withFiles($_FILES)
-                ->setBaseUrl($request->server['request_uri'])
-                ->setUrl($request->server['request_uri'] . (!empty($request->server['query_string']) ? '&' . $request->server['query_string'] : ''))
-                ->setHost($request->header['host'])
-                ->setPathinfo(ltrim($request->server['path_info'], '/'));
+                ->setBaseUrl($server['request_uri'])
+                ->setUrl($server['request_uri'] . (!empty($server['query_string']) ? '&' . $server['query_string'] : ''))
+                ->setHost($header['host'])
+                ->setPathinfo(ltrim($server['path_info'], '/'));
 
             // 更新请求对象实例
             $this->route->setRequest($this->request);