diff --git a/plugins/weixin_cpn/internal/weixin_cpn_test.go b/plugins/weixin_cpn/internal/weixin_cpn_test.go
index cefd054..42fdb41 100644
--- a/plugins/weixin_cpn/internal/weixin_cpn_test.go
+++ b/plugins/weixin_cpn/internal/weixin_cpn_test.go
@@ -29,7 +29,7 @@ func TestOrder(t *testing.T) {
 		Order: &proto.OrderRequest_Order{
 			OrderNo: "240403164049635931",
 			Account: "oO3vO5AxRWgTjmMD38FTvnB5Rq6o",
-			Extra:   []byte(`{"app_id":"13100720242", "stock_creator_mchid":"stock_creator_mchid"}`),
+			Extra:   []byte(`{"app_id":"13100720242"`),
 		},
 		Product: &proto.OrderRequest_Product{
 			ProductNo: "3102024032977191",