diff --git a/docs/components/Progress.mdx b/docs/components/Progress.mdx
index 974e377..ce0070b 100644
--- a/docs/components/Progress.mdx
+++ b/docs/components/Progress.mdx
@@ -112,6 +112,10 @@ import { UI } from '@/ui'
     }}
 </UI>
 
+| 参数               | 说明                    | 类型   | 默认值 |
+| ------------------ | ----------------------- | ------ | ------ |
+| transitionDuration | 动画过渡时间, 单位: 秒. | number | 0.3    |
+
 ## API
 
 -   [Taro UI 文档](https://taro-ui.jd.com/#/docs/progress)