diff --git a/VLESS-gRPC-TLS/README.md b/VLESS-gRPC-TLS/README.md
index 6ed8dfd..581a3fc 100644
--- a/VLESS-gRPC-TLS/README.md
+++ b/VLESS-gRPC-TLS/README.md
@@ -66,7 +66,7 @@ server {
     listen 443 ssl http2;
     listen [::]:443 ssl http2;
     # ......
-    location /GunService {
+    location /GunService/Tun {
         if ($request_method != "POST" ) {
             return 404;
         }