diff --git a/components/back-top/index.tsx b/components/back-top/index.tsx
index d0a8b12642..f7cb639f5b 100644
--- a/components/back-top/index.tsx
+++ b/components/back-top/index.tsx
@@ -25,6 +25,9 @@ export interface BackTopProps {
   duration?: number;
 }
 
+/**
+ * @deprecated Please use `FloatButton.BackTop` instead.
+ */
 const BackTop: React.FC<React.PropsWithChildren<BackTopProps>> = (props) => {
   const {
     prefixCls: customizePrefixCls,