diff --git a/plugins/zltx_card/internal/po/order.go b/plugins/zltx_card/internal/po/order.go
index 07c3ddf..327eb01 100644
--- a/plugins/zltx_card/internal/po/order.go
+++ b/plugins/zltx_card/internal/po/order.go
@@ -8,7 +8,7 @@ type OrderReq struct {
 	OutTradeNo string `validate:"required" json:"outTradeNo"`
 	ProductId  string `validate:"required" json:"productId"`
 	TimeStamp  int64  `validate:"required" json:"timeStamp"`
-	Mobile     string `validate:"required" json:"mobile"`
+	Mobile     string `json:"mobile"`
 	NotifyUrl  string `validate:"required" json:"notifyUrl"`
 	Version    string `validate:"required" json:"version"`
 	Sign       string