diff --git a/docs/markdown/changelog.en-US.md b/docs/markdown/changelog.en-US.md
index b9c8669f3..4923436bd 100644
--- a/docs/markdown/changelog.en-US.md
+++ b/docs/markdown/changelog.en-US.md
@@ -10,6 +10,24 @@ Vant follows [Semantic Versioning 2.0.0](https://semver.org/lang/zh-CN/).
 - Minor version：released every one to two months, including backwards compatible features.
 - Major version：including breaking changes and new features.
 
+### [v2.10.0-beta.2](https://github.com/youzan/vant/compare/v2.10.0-beta.1...v2.10.0-beta.2)
+
+`2020-08-03`
+
+**Feature**
+
+- Dialog: add new prop theme [#6921](https://github.com/youzan/vant/issues/6921)
+- Icon: add back-top icon [#6931](https://github.com/youzan/vant/issues/6931)
+
+**style**
+
+- Image: adjust icon color to @gray-4 [729cca](https://github.com/youzan/vant/commit/729cca61a978ba243cf442143ae85d2abb464de0)
+- Tab: disable ellipsis when scrollable [bc0e45](https://github.com/youzan/vant/commit/bc0e45687a76f49355efa7fb2403184746575012)
+
+**Bug Fixes**
+
+- Calendar: should only scroll calendar body when inited [#6926](https://github.com/youzan/vant/issues/6926)
+
 ### [v2.10.0-beta.1](https://github.com/youzan/vant/compare/v2.9.4...v2.10.0-beta.1)
 
 `2020-07-31`
diff --git a/docs/markdown/changelog.zh-CN.md b/docs/markdown/changelog.zh-CN.md
index eb2eed10f..374181530 100644
--- a/docs/markdown/changelog.zh-CN.md
+++ b/docs/markdown/changelog.zh-CN.md
@@ -10,6 +10,24 @@ Vant 遵循 [Semver](https://semver.org/lang/zh-CN/) 语义化版本规范。
 - 次版本号：每隔一至二个月发布，包含新特性和较大的功能更新，向下兼容。
 - 主版本号：发布时间不定，包含不兼容更新，预计下一个主版本会与 Vue 3.0 同期发布。
 
+### [v2.10.0-beta.2](https://github.com/youzan/vant/compare/v2.10.0-beta.1...v2.10.0-beta.2)
+
+`2020-08-03`
+
+**Feature**
+
+- Dialog: 新增 theme 属性，用于展示圆角按钮风格的弹窗 [#6921](https://github.com/youzan/vant/issues/6921)
+- Icon: 新增 back-top 图标 [#6931](https://github.com/youzan/vant/issues/6931)
+
+**style**
+
+- Image: 加载图标和错误图标的颜色调整为 @gray-4 [729cca](https://github.com/youzan/vant/commit/729cca61a978ba243cf442143ae85d2abb464de0)
+- Tab: 在横向滚动模式下默认不截断标题的文字 [bc0e45](https://github.com/youzan/vant/commit/bc0e45687a76f49355efa7fb2403184746575012)
+
+**Bug Fixes**
+
+- Calendar: 修复初始化日历时页面滚动条位置错误的问题 [#6926](https://github.com/youzan/vant/issues/6926)
+
 ### [v2.10.0-beta.1](https://github.com/youzan/vant/compare/v2.9.4...v2.10.0-beta.1)
 
 `2020-07-31`