diff --git a/src/tree-select/demos/enUS/index.demo-entry.md b/src/tree-select/demos/enUS/index.demo-entry.md
index 1e0b28383..28da095dd 100644
--- a/src/tree-select/demos/enUS/index.demo-entry.md
+++ b/src/tree-select/demos/enUS/index.demo-entry.md
@@ -33,6 +33,7 @@ debug
 | multiple | `boolean` | `false` | Whether to support multiple select. |
 | options | `TreeSelectOption[]` | `[]` | Options. |
 | placeholder | `string` | `'Please Select'` | Placeholder. |
+| size | `'small' \| 'medium' \| 'large'` | `'medium'` | Component size. |
 | value | `string \| number \| Array<string \| number> \| null>` | `undefined` | Selected key (or keys when multiple). |
 | virtual-scroll | `boolean` | `true` | Whether to enable virtual scroll. |
 | on-blur | `(e: FocusEvent) => void` | `undefined` | Callback on blur. |
diff --git a/src/tree-select/demos/zhCN/index.demo-entry.md b/src/tree-select/demos/zhCN/index.demo-entry.md
index aaea712e7..9d8859691 100644
--- a/src/tree-select/demos/zhCN/index.demo-entry.md
+++ b/src/tree-select/demos/zhCN/index.demo-entry.md
@@ -34,6 +34,7 @@ debug
 | multiple | `boolean` | `false` | 是否支持多选 |
 | options | `TreeSelectOption[]` | `[]` | 选项 |
 | placeholder | `string` | `'请选择'` | 占位信息 |
+| size | `'small' \| 'medium' \| 'large'` | `'medium'` | 组件尺寸 |
 | value | `string \| number \| Array<string \| number> \| null>` | `undefined` | 选中的 key |
 | virtual-scroll | `boolean` | `true` | 是否开启虚拟滚动 |
 | on-blur | `(e: FocusEvent) => void` | `undefined` | Blur 时的回调 |