diff --git a/package/component/package.json b/package/component/package.json
index 23c40e32..893b2310 100644
--- a/package/component/package.json
+++ b/package/component/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@layui/layui-vue",
-  "version": "1.4.8",
+  "version": "1.4.9",
   "author": "就眠儀式",
   "license": "MIT",
   "description": "a component library for Vue 3 base on layui-vue",
diff --git a/package/document-component/src/document/zh-CN/guide/changelog.md b/package/document-component/src/document/zh-CN/guide/changelog.md
index f3a70eb6..483781ab 100644
--- a/package/document-component/src/document/zh-CN/guide/changelog.md
+++ b/package/document-component/src/document/zh-CN/guide/changelog.md
@@ -11,6 +11,18 @@
 <template>
 <lay-timeline>
   <lay-timeline-item title="1.4.x">
+    <ul> 
+      <a name="1-4-9"></a> 
+      <li> 
+        <h3>1.4.9 <span class="layui-badge-rim">2022-09-04</span></h3> 
+        <ul>     
+          <li>[修复] tab 组件数据刷新后不显示标题的问题。</li>
+          <li>[修复] uuid 在 typescript 中的兼容性问题。</li>
+          <li>[优化] table 组件 tool 布局, 使用 flex 撑满。</li>
+          <li>[优化] table 组件 window.resize 动态计算 table 滚动条占位宽度。</li>
+        </ul>
+      </li>
+    </ul>
     <ul> 
       <a name="1-4-8"></a> 
       <li>