diff --git a/app/Http/Admin/Controllers/VodController.php b/app/Http/Admin/Controllers/VodController.php
index 7452361a..91e9a187 100644
--- a/app/Http/Admin/Controllers/VodController.php
+++ b/app/Http/Admin/Controllers/VodController.php
@@ -16,11 +16,6 @@ class VodController extends Controller
      */
     public function uploadSignAction()
     {
-        /**
-         * demo分支禁止上传,返回一个空签名
-         */
-        return $this->jsonSuccess(['sign' => '']);
-
         $service = new VodService();
 
         $sign = $service->getUploadSign();