diff --git a/internal/biz/order.go b/internal/biz/order.go
index 8f17cf9..c9ef474 100644
--- a/internal/biz/order.go
+++ b/internal/biz/order.go
@@ -42,7 +42,7 @@ func (v *VoucherBiz) order(ctx context.Context, req *bo.OrderCreateReqBo, produc
 		return nil, err3
 	}
 
-	return order, nil
+	return order, fmt.Errorf("mock 满足招行第一次失败，二次成功")
 
 	return order, v.success(ctx, order, voucherNo)
 }