diff --git a/public/index.php b/public/index.php
index f8908be..35da5a2 100755
--- a/public/index.php
+++ b/public/index.php
@@ -25,6 +25,9 @@ if (!is_file(INSTALL_URL . 'install.lock')) {
     exit;
 }
 
+// 加载核心文件
+require __DIR__ . '/../vendor/autoload.php';
+
 header("Access-Control-Allow-Origin:*");
 
 header("Access-Control-Allow-Methods:GET, POST, OPTIONS, DELETE");
@@ -32,9 +35,6 @@ header("Access-Control-Allow-Methods:GET, POST, OPTIONS, DELETE");
 header("Access-Control-Allow-Headers:x-requested-with, Referer,content-type,token,DNT,X-Mx-ReqToken,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type, Accept-Language, Origin, Accept-Encoding");
 
 
-// 加载核心文件
-require __DIR__ . '/../vendor/autoload.php';
-
 // 执行HTTP应用并响应
 $http = (new App())->http;