diff --git a/ChangeLog.txt b/ChangeLog.txt
index 79f3003bc4..8a04d6ec74 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,3 +1,7 @@
+2023-12-13 Version: v1.62.632
+- Generated 2017-03-21 for `vod`.
+- Support Media StorageClass.
+
 2023-12-12 Version: v1.62.631
 - Generated 2023-07-01 for `DdosDiversion`.
 -sdk release.
diff --git a/services/vod/struct_video_base.go b/services/vod/struct_video_base.go
index 7f07a1bf59..e396625e1d 100644
--- a/services/vod/struct_video_base.go
+++ b/services/vod/struct_video_base.go
@@ -27,5 +27,6 @@ type VideoBase struct {
 	Title         string                     `json:"Title" xml:"Title"`
 	MediaType     string                     `json:"MediaType" xml:"MediaType"`
 	DanMuURL      string                     `json:"DanMuURL" xml:"DanMuURL"`
+	StorageClass  string                     `json:"StorageClass" xml:"StorageClass"`
 	ThumbnailList ThumbnailListInGetPlayInfo `json:"ThumbnailList" xml:"ThumbnailList"`
 }
diff --git a/services/vod/update_media_storage_class.go b/services/vod/update_media_storage_class.go
index 7cd6a06dab..748de3d9a4 100644
--- a/services/vod/update_media_storage_class.go
+++ b/services/vod/update_media_storage_class.go
@@ -71,10 +71,11 @@ func (client *Client) UpdateMediaStorageClassWithCallback(request *UpdateMediaSt
 // UpdateMediaStorageClassRequest is the request struct for api UpdateMediaStorageClass
 type UpdateMediaStorageClassRequest struct {
 	*requests.RpcRequest
-	RestoreTier  string `position:"Query" name:"RestoreTier"`
-	Scope        string `position:"Query" name:"Scope"`
-	MediaIds     string `position:"Query" name:"MediaIds"`
-	StorageClass string `position:"Query" name:"StorageClass"`
+	RestoreTier                 string           `position:"Query" name:"RestoreTier"`
+	Scope                       string           `position:"Query" name:"Scope"`
+	MediaIds                    string           `position:"Query" name:"MediaIds"`
+	StorageClass                string           `position:"Query" name:"StorageClass"`
+	AllowUpdateWithoutTimeLimit requests.Boolean `position:"Query" name:"AllowUpdateWithoutTimeLimit"`
 }
 
 // UpdateMediaStorageClassResponse is the response struct for api UpdateMediaStorageClass