diff --git a/internal/biz/kx.go b/internal/biz/kx.go
index 7b95b71..a3f48ff 100644
--- a/internal/biz/kx.go
+++ b/internal/biz/kx.go
@@ -38,6 +38,7 @@ func (v *VoucherBiz) bbToWx(ctx context.Context, order *bo.OrderBo, cmbReply *v1
 	}
 
 	req := &kog.BBToWechatRequest{
+		TransactionId:    order.OutBizNo,
 		StockId:          order.BatchNo,
 		OutRequestNo:     order.OrderNo,
 		AppId:            order.AppID,
@@ -47,7 +48,6 @@ func (v *VoucherBiz) bbToWx(ctx context.Context, order *bo.OrderBo, cmbReply *v1
 		CouponId:         order.VoucherNo,
 		WxRes:            string(wxRes),
 		CmbRes:           string(b),
-		TransactionId:    order.OutBizNo,
 	}
 
 	return v.KxMixRepo.Request(ctx, req.GetNotice())