diff --git a/wholesale/channel/order.go b/wholesale/channel/order.go
index e05cde9..03c9719 100644
--- a/wholesale/channel/order.go
+++ b/wholesale/channel/order.go
@@ -148,6 +148,7 @@ type OrderItem struct {
 	CloseAt        int64           `json:"closeAt"`
 	Skus           []OrderSku      `json:"skus"`
 	Packages       []OrderPackage  `json:"packages"`
+	ExpireAt       int64           `json:"expireAt"`
 }
 
 type OrderPackage struct {