diff --git a/erp/sale/benefit.go b/erp/sale/benefit.go
index 1bb0009..12cc33b 100644
--- a/erp/sale/benefit.go
+++ b/erp/sale/benefit.go
@@ -71,6 +71,7 @@ type ReplyBenefitInfo struct {
 	ForeignSafeCost       decimal.Decimal `json:"foreignSafeCost"`
 	ForeignCommission     decimal.Decimal `json:"foreignCommission"`
 	Expense               decimal.Decimal `json:"expense"`
+	TotalCost             decimal.Decimal `json:"totalCost"`
 	Income                decimal.Decimal `json:"income"`
 	IncomePurchase        decimal.Decimal `json:"incomePurchase"`
 	ProfitAndLoss         decimal.Decimal `json:"profitAndLoss"`