diff --git a/components/rate/doc/index.en-US.md b/components/rate/doc/index.en-US.md
index aad2c3742db..359f4339aca 100644
--- a/components/rate/doc/index.en-US.md
+++ b/components/rate/doc/index.en-US.md
@@ -25,7 +25,7 @@ import { NzRateModule } from 'ng-zorro-antd/rate';
 | `[nzAllowClear]`    | whether to allow clear when click again | `boolean`                     | `true`                                | ✅             |
 | `[nzAllowHalf]`     | whether to allow semi selection         | `boolean`                     | `false`                               | ✅             |
 | `[nzAutoFocus]`     | get focus when component mounted        | `boolean`                     | `false`                               |
-| `[nzCharacter]`     | custom character of rate                | `TemplateRef<void>`           | `<span nz-icon nzType="star"></span>` |
+| `[nzCharacter]`     | custom character of rate                | `TemplateRef<void>`           | `<nz-icon nzType="star" />` |
 | `[nzCount]`         | star count                              | `number`                      | `5`                                   |
 | `[nzDisabled]`      | read only, unable to interact           | `boolean`                     | `false`                               |
 | `[nzTooltips]`      | Customize tooltip by each character     | `string[]`                    | `[]`                                  |
diff --git a/components/rate/doc/index.zh-CN.md b/components/rate/doc/index.zh-CN.md
index a5f3839aaef..f905a045baa 100644
--- a/components/rate/doc/index.zh-CN.md
+++ b/components/rate/doc/index.zh-CN.md
@@ -26,7 +26,7 @@ import { NzRateModule } from 'ng-zorro-antd/rate';
 | `[nzAllowClear]`    | 是否允许再次点击后清除   | `boolean`                     | `true`                                | ✅            |
 | `[nzAllowHalf]`     | 是否允许半选             | `boolean`                     | `false`                               | ✅            |
 | `[nzAutoFocus]`     | 自动获取焦点             | `boolean`                     | `false`                               |
-| `[nzCharacter]`     | 自定义字符               | `TemplateRef<void>`           | `<span nz-icon nzType="star"></span>` |
+| `[nzCharacter]`     | 自定义字符               | `TemplateRef<void>`           | `<nz-icon nzType="star" />` |
 | `[nzCount]`         | star 总数                | `number`                      | `5`                                   |
 | `[nzDisabled]`      | 只读，无法进行交互       | `boolean`                     | `false`                               |
 | `[nzTooltips]`      | 自定义每项的提示信息     | `string[]`                    | `[]`                                  |
diff --git a/components/timeline/doc/index.en-US.md b/components/timeline/doc/index.en-US.md
index 0b732c06931..eeef9e7a6d9 100644
--- a/components/timeline/doc/index.en-US.md
+++ b/components/timeline/doc/index.en-US.md
@@ -34,7 +34,7 @@ Timeline
 | Property         | Description                                                                         | Type                                           | Default                                  |
 | ---------------- | ----------------------------------------------------------------------------------- | ---------------------------------------------- | ---------------------------------------- |
 | `[nzPending]`    | Set the last ghost node's existence or its content                                  | `string\|boolean\|TemplateRef<void>`           | `false`                                  |
-| `[nzPendingDot]` | Set the dot of the last ghost node when pending is true                             | `string\|TemplateRef<void>`                    | `<span nz-icon nzType="loading"></span>` |
+| `[nzPendingDot]` | Set the dot of the last ghost node when pending is true                             | `string\|TemplateRef<void>`                    | `<nz-icon nzType="loading" />` |
 | `[nzReverse]`    | Reverse nodes or not                                                                | `boolean`                                      | `false`                                  |
 | `[nzMode]`       | By sending `alternate` the timeline will distribute the nodes to the left and right | `'left' \| 'alternate' \| 'right' \| 'custom'` | -                                        |
 
diff --git a/components/timeline/doc/index.zh-CN.md b/components/timeline/doc/index.zh-CN.md
index 47efd8232dc..e9fff45be8a 100644
--- a/components/timeline/doc/index.zh-CN.md
+++ b/components/timeline/doc/index.zh-CN.md
@@ -35,7 +35,7 @@ import { NzTimelineModule } from 'ng-zorro-antd/timeline';
 | 参数             | 说明                                     | 类型                                           | 默认值                                   |
 | ---------------- | ---------------------------------------- | ---------------------------------------------- | ---------------------------------------- |
 | `[nzPending]`    | 指定最后一个幽灵节点是否存在或内容       | `string \| boolean \| TemplateRef<void>`       | `false`                                  |
-| `[nzPendingDot]` | 当最后一个幽灵节点存在時，指定其时间图点 | `string \| TemplateRef<void>`                  | `<span nz-icon nzType="loading"></span>` |
+| `[nzPendingDot]` | 当最后一个幽灵节点存在時，指定其时间图点 | `string \| TemplateRef<void>`                  | `<nz-icon nzType="loading" />` |
 | `[nzReverse]`    | 节点排序                                 | `boolean`                                      | `false`                                  |
 | `[nzMode]`       | 可以改变时间轴和内容的相对位置           | `'left' \| 'alternate' \| 'right' \| 'custom'` | -                                        |