diff --git a/CHANGELOG.md b/CHANGELOG.md
index a18db9a..b4f3ed1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # ChangeLog - Alibaba Cloud OSS SDK for Python v2
 
+## 版本号：1.2.0 日期：2025-09-19
+### 变更内容
+- Feature：Add async client
+- Feature：Add vectors bucket
+- Fix: Missing jobparameter in the restore object api
+
 ## 版本号：1.1.3 日期：2025-07-30
 ### 变更内容
 - Break Change: change MetaQuery.media_types type to MetaQueryMediaTypes
diff --git a/alibabacloud_oss_v2/_version.py b/alibabacloud_oss_v2/_version.py
index b4e9752..88be700 100644
--- a/alibabacloud_oss_v2/_version.py
+++ b/alibabacloud_oss_v2/_version.py
@@ -1,2 +1,2 @@
-VERSION = "1.1.3"
+VERSION = "1.2.0"