diff --git a/services/wallet-service/configs/config.tencent.example.yaml b/services/wallet-service/configs/config.tencent.example.yaml
index f9db394f..a31d1598 100644
--- a/services/wallet-service/configs/config.tencent.example.yaml
+++ b/services/wallet-service/configs/config.tencent.example.yaml
@@ -87,7 +87,7 @@ v5pay:
     http_timeout: "10s"
   environment_prod:
     app_key: "GA2069253635118915600"
-    merchant_no: ""
+    merchant_no: "M2069246585315975212"
     secret_key: "oRHds73w6vxYeWc8"
     api_base_url: "https://api.v5pay.com"
     mer_account: ""