diff --git a/ChangeLog.txt b/ChangeLog.txt
index 5565344ca7..56daf0416e 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,3 +1,7 @@
+2025-02-07 Version: v1.63.86
+- Generated 2021-12-21 for `wss`.
+- Add ModifyInstanceProperties.
+
 2025-02-06 Version: v1.63.85
 - Generated 2019-06-24 for `eais`.
 - Rebuild.
diff --git a/services/wss/describe_package_deductions.go b/services/wss/describe_package_deductions.go
index a82e82be24..111d874260 100644
--- a/services/wss/describe_package_deductions.go
+++ b/services/wss/describe_package_deductions.go
@@ -71,6 +71,8 @@ func (client *Client) DescribePackageDeductionsWithCallback(request *DescribePac
 // DescribePackageDeductionsRequest is the request struct for api DescribePackageDeductions
 type DescribePackageDeductionsRequest struct {
 	*requests.RpcRequest
+	EndTime      requests.Integer `position:"Query" name:"EndTime"`
+	StartTime    requests.Integer `position:"Query" name:"StartTime"`
 	PageNum      requests.Integer `position:"Query" name:"PageNum"`
 	ResourceType string           `position:"Query" name:"ResourceType"`
 	PackageIds   *[]string        `position:"Query" name:"PackageIds"  type:"Repeated"`
@@ -81,11 +83,13 @@ type DescribePackageDeductionsRequest struct {
 // DescribePackageDeductionsResponse is the response struct for api DescribePackageDeductions
 type DescribePackageDeductionsResponse struct {
 	*responses.BaseResponse
-	PageNum    int         `json:"PageNum" xml:"PageNum"`
-	RequestId  string      `json:"RequestId" xml:"RequestId"`
-	PageSize   int         `json:"PageSize" xml:"PageSize"`
-	TotalCount int64       `json:"TotalCount" xml:"TotalCount"`
-	Deductions []Deduction `json:"Deductions" xml:"Deductions"`
+	PageNum           int         `json:"PageNum" xml:"PageNum"`
+	RequestId         string      `json:"RequestId" xml:"RequestId"`
+	PageSize          int         `json:"PageSize" xml:"PageSize"`
+	TotalCount        int64       `json:"TotalCount" xml:"TotalCount"`
+	TotalUsedTime     int64       `json:"TotalUsedTime" xml:"TotalUsedTime"`
+	TotalUsedCoreTime float64     `json:"TotalUsedCoreTime" xml:"TotalUsedCoreTime"`
+	Deductions        []Deduction `json:"Deductions" xml:"Deductions"`
 }
 
 // CreateDescribePackageDeductionsRequest creates a request to invoke DescribePackageDeductions API
diff --git a/services/wss/modify_instance_properties.go b/services/wss/modify_instance_properties.go
new file mode 100644
index 0000000000..dbc622ce94
--- /dev/null
+++ b/services/wss/modify_instance_properties.go
@@ -0,0 +1,103 @@
+package wss
+
+//Licensed under the Apache License, Version 2.0 (the "License");
+//you may not use this file except in compliance with the License.
+//You may obtain a copy of the License at
+//
+//http://www.apache.org/licenses/LICENSE-2.0
+//
+//Unless required by applicable law or agreed to in writing, software
+//distributed under the License is distributed on an "AS IS" BASIS,
+//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//See the License for the specific language governing permissions and
+//limitations under the License.
+//
+// Code generated by Alibaba Cloud SDK Code Generator.
+// Changes may cause incorrect behavior and will be lost if the code is regenerated.
+
+import (
+	"github.com/aliyun/alibaba-cloud-sdk-go/sdk/requests"
+	"github.com/aliyun/alibaba-cloud-sdk-go/sdk/responses"
+)
+
+// ModifyInstanceProperties invokes the wss.ModifyInstanceProperties API synchronously
+func (client *Client) ModifyInstanceProperties(request *ModifyInstancePropertiesRequest) (response *ModifyInstancePropertiesResponse, err error) {
+	response = CreateModifyInstancePropertiesResponse()
+	err = client.DoAction(request, response)
+	return
+}
+
+// ModifyInstancePropertiesWithChan invokes the wss.ModifyInstanceProperties API asynchronously
+func (client *Client) ModifyInstancePropertiesWithChan(request *ModifyInstancePropertiesRequest) (<-chan *ModifyInstancePropertiesResponse, <-chan error) {
+	responseChan := make(chan *ModifyInstancePropertiesResponse, 1)
+	errChan := make(chan error, 1)
+	err := client.AddAsyncTask(func() {
+		defer close(responseChan)
+		defer close(errChan)
+		response, err := client.ModifyInstanceProperties(request)
+		if err != nil {
+			errChan <- err
+		} else {
+			responseChan <- response
+		}
+	})
+	if err != nil {
+		errChan <- err
+		close(responseChan)
+		close(errChan)
+	}
+	return responseChan, errChan
+}
+
+// ModifyInstancePropertiesWithCallback invokes the wss.ModifyInstanceProperties API asynchronously
+func (client *Client) ModifyInstancePropertiesWithCallback(request *ModifyInstancePropertiesRequest, callback func(response *ModifyInstancePropertiesResponse, err error)) <-chan int {
+	result := make(chan int, 1)
+	err := client.AddAsyncTask(func() {
+		var response *ModifyInstancePropertiesResponse
+		var err error
+		defer close(result)
+		response, err = client.ModifyInstanceProperties(request)
+		callback(response, err)
+		result <- 1
+	})
+	if err != nil {
+		defer close(result)
+		callback(nil, err)
+		result <- 0
+	}
+	return result
+}
+
+// ModifyInstancePropertiesRequest is the request struct for api ModifyInstanceProperties
+type ModifyInstancePropertiesRequest struct {
+	*requests.RpcRequest
+	ResourceType string    `position:"Query" name:"ResourceType"`
+	InstanceId   string    `position:"Query" name:"InstanceId"`
+	InstanceIds  *[]string `position:"Query" name:"InstanceIds"  type:"Repeated"`
+	Value        string    `position:"Query" name:"Value"`
+	Key          string    `position:"Query" name:"Key"`
+}
+
+// ModifyInstancePropertiesResponse is the response struct for api ModifyInstanceProperties
+type ModifyInstancePropertiesResponse struct {
+	*responses.BaseResponse
+	RequestId string `json:"RequestId" xml:"RequestId"`
+}
+
+// CreateModifyInstancePropertiesRequest creates a request to invoke ModifyInstanceProperties API
+func CreateModifyInstancePropertiesRequest() (request *ModifyInstancePropertiesRequest) {
+	request = &ModifyInstancePropertiesRequest{
+		RpcRequest: &requests.RpcRequest{},
+	}
+	request.InitWithApiInfo("wss", "2021-12-21", "ModifyInstanceProperties", "", "")
+	request.Method = requests.POST
+	return
+}
+
+// CreateModifyInstancePropertiesResponse creates a response to parse from ModifyInstanceProperties response
+func CreateModifyInstancePropertiesResponse() (response *ModifyInstancePropertiesResponse) {
+	response = &ModifyInstancePropertiesResponse{
+		BaseResponse: &responses.BaseResponse{},
+	}
+	return
+}