diff --git a/packages/vant/src/watermark/README.md b/packages/vant/src/watermark/README.md
index 3f6729ebb..39e25e515 100644
--- a/packages/vant/src/watermark/README.md
+++ b/packages/vant/src/watermark/README.md
@@ -99,6 +99,7 @@ Use the `content` slot to pass HTML as watermark. Only supports inline styles, a
 | z-index | Watermark's z-index | _number \| string_ | `100` |
 | content | Text watermark content | _string_ | - |
 | image | Image watermark content. If `content` and `image` are passed at the same time, use the `image` watermark first | _string_ | - |
+| rotate | Watermark rotation angle | _number \| string_ | `-22` |
 | full-page | Whether to display the watermark in full screen | _boolean_ | `true` |
 | gap-x | Horizontal spacing between watermarks | _number_ | `0` |
 | gap-y | Vertical spacing between watermarks | _number_ | `0` |
diff --git a/packages/vant/src/watermark/README.zh-CN.md b/packages/vant/src/watermark/README.zh-CN.md
index 1c495afd9..ab773350f 100644
--- a/packages/vant/src/watermark/README.zh-CN.md
+++ b/packages/vant/src/watermark/README.zh-CN.md
@@ -99,6 +99,7 @@ app.use(Watermark);
 | z-index | 水印的 z-index | _number \| string_ | `100` |
 | content | 文字水印的内容 | _string_ | - |
 | image | 图片水印的内容，如果与 `content` 同时传入，优先使用图片水印 | _string_ | - |
+| rotate | 水印的旋转角度 | _number \| string_ | `-22` |
 | full-page | 水印是否全屏显示 | _boolean_ | `false` |
 | gap-x | 水印之间的水平间隔 | _number_ | `0` |
 | gap-y | 水印之间的垂直间隔 | _number_ | `0` |