diff --git a/ik3cloud/payable.go b/ik3cloud/payable.go
index f1c9231..76964cb 100644
--- a/ik3cloud/payable.go
+++ b/ik3cloud/payable.go
@@ -36,6 +36,7 @@ type PayableProductItem struct {
 	UnitAmount      decimal.Decimal // 含税金额
 	ExTaxUnitAmount decimal.Decimal // 不含税金额
 	CostAmount      decimal.Decimal // 加减费用金额
+	Unit            string          // 单位
 }
 
 // Save @TITLE 保存应付
diff --git a/ik3cloud/receivable.go b/ik3cloud/receivable.go
index 374541a..374d726 100644
--- a/ik3cloud/receivable.go
+++ b/ik3cloud/receivable.go
@@ -39,6 +39,7 @@ type ReceivableProductItem struct {
 	ExportCost      decimal.Decimal // 外销成本
 	MinusTaxRate    decimal.Decimal // 退税率
 	MinusTaxAmount  decimal.Decimal // 退税额
+	Unit            string          // 单位
 }
 
 // Save @TITLE 保存应收