diff --git a/projects/IoTCenter/Api/SrsController.cs b/projects/IoTCenter/Api/SrsController.cs
index b0d2b82f..fdca7d1c 100644
--- a/projects/IoTCenter/Api/SrsController.cs
+++ b/projects/IoTCenter/Api/SrsController.cs
@@ -35,6 +35,7 @@ namespace UserCenter.Controllers
         /// </summary>
         /// <returns></returns>
         [AllowAnonymous]
+        [HttpPost]
         public string OnDvr()
         {
             using (var reader = new StreamReader(Request.Body))