diff --git a/ChangeLog.txt b/ChangeLog.txt
index c7c9289b20..ee08cd11ad 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,3 +1,7 @@
+2023-02-13 Version: v1.62.164
+- Generated 2017-12-14 for `BssOpenApi`.
+- SubscribeBillToOSS add param: RowLimitPerFile. 
+
 2023-02-13 Version: v1.62.163
 - Generated 2014-05-26 for `Ecs`.
 - Support TagPolicy Verify NoTag.
diff --git a/services/bssopenapi/struct_item.go b/services/bssopenapi/struct_item.go
index 905104aeeb..cb8a382209 100644
--- a/services/bssopenapi/struct_item.go
+++ b/services/bssopenapi/struct_item.go
@@ -67,6 +67,7 @@ type Item struct {
 	BillingItem               string                 `json:"BillingItem" xml:"BillingItem"`
 	SavedCost                 string                 `json:"SavedCost" xml:"SavedCost"`
 	DeductQuantity            float64                `json:"DeductQuantity" xml:"DeductQuantity"`
+	RowLimitPerFile           int                    `json:"RowLimitPerFile" xml:"RowLimitPerFile"`
 	BudgetName                string                 `json:"BudgetName" xml:"BudgetName"`
 	Budget                    map[string]interface{} `json:"Budget" xml:"Budget"`
 	ItemName                  string                 `json:"ItemName" xml:"ItemName"`
diff --git a/services/bssopenapi/subscribe_bill_to_oss.go b/services/bssopenapi/subscribe_bill_to_oss.go
index d2b069762a..b6144841ae 100644
--- a/services/bssopenapi/subscribe_bill_to_oss.go
+++ b/services/bssopenapi/subscribe_bill_to_oss.go
@@ -76,6 +76,7 @@ type SubscribeBillToOSSRequest struct {
 	SubscribeBucket         string           `position:"Query" name:"SubscribeBucket"`
 	BucketPath              string           `position:"Query" name:"BucketPath"`
 	BeginBillingCycle       string           `position:"Query" name:"BeginBillingCycle"`
+	RowLimitPerFile         requests.Integer `position:"Query" name:"RowLimitPerFile"`
 	MultAccountRelSubscribe string           `position:"Query" name:"MultAccountRelSubscribe"`
 }