diff --git a/src/action-sheet/README.en-US.md b/src/action-sheet/README.en-US.md
index 33ae0640e..5af0d7877 100644
--- a/src/action-sheet/README.en-US.md
+++ b/src/action-sheet/README.en-US.md
@@ -11,6 +11,7 @@ count | Number | 8 | \- | N
 description | String | - | `0.29.0` | N
 items | Array | - | required。Typescript：`Array<string \| ActionSheetItem>` `interface ActionSheetItem {label: string; color?: string; disabled?: boolean }`。[see more ts definition](https://github.com/Tencent/tdesign-miniprogram/tree/develop/src/action-sheet/type.ts) | Y
 show-cancel | Boolean | true | \- | N
+show-overlay | Boolean | true | \- | N
 theme | String | list | options：list/grid | N
 visible | Boolean | false | required | Y
 default-visible | Boolean | undefined | required。uncontrolled property | Y
diff --git a/src/action-sheet/README.md b/src/action-sheet/README.md
index 732f6ac0c..b98d36613 100644
--- a/src/action-sheet/README.md
+++ b/src/action-sheet/README.md
@@ -93,6 +93,7 @@ count | Number | 8 | 设置每页展示菜单的数量，仅当 type=grid 时有
 description | String | - | `0.29.0`。动作面板描述文字 | N
 items | Array | - | 必需。菜单项。TS 类型：`Array<string \| ActionSheetItem>` `interface ActionSheetItem {label: string; color?: string; disabled?: boolean }`。[详细类型定义](https://github.com/Tencent/tdesign-miniprogram/tree/develop/src/action-sheet/type.ts) | Y
 show-cancel | Boolean | true | 是否显示取消按钮 | N
+show-overlay | Boolean | true | 是否显示遮罩层 | N
 theme | String | list | 展示类型，列表和表格形式展示。可选项：list/grid | N
 visible | Boolean | false | 必需。显示与隐藏 | Y
 default-visible | Boolean | undefined | 必需。显示与隐藏。非受控属性 | Y