diff --git a/LOG.md b/LOG.md
index 5d5ee30db..01487da4e 100644
--- a/LOG.md
+++ b/LOG.md
@@ -1,6 +1,11 @@
# 更新日志
+- **2.9.1** (20.12.28)
+ - 修复codestyle切换不生效bug PR #650
+ - 插入代码块时增加换行 PR #641
+ - 修复帮助文档区域点击锚点导致页面关闭 PR #640
+ - 对传入的value增加空处理 PR #639
- **2.9.0** (20.4.20)
- - 将xss组建设置为prop
+ - 将xss组件设置为prop
- 去除 markdown-it-sanitizer
- **2.8.3** (20.4.5)
- 调整整体默认字号为14px
diff --git a/dist/mavon-editor.js b/dist/mavon-editor.js
index ebdfc0f0a..e32975964 100644
--- a/dist/mavon-editor.js
+++ b/dist/mavon-editor.js
@@ -1 +1 @@
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