diff --git a/components/config-provider/demo/theme.md b/components/config-provider/demo/theme.md
index 08ee960c6b..c89dff29d5 100644
--- a/components/config-provider/demo/theme.md
+++ b/components/config-provider/demo/theme.md
@@ -323,8 +323,11 @@ const FormSizeDemo = () => {
/>
}
>
- e.preventDefault()}>
- Hover me