diff --git a/components/doc/dock/advancedoc.js b/components/doc/dock/advancedoc.js
index 7cddd17130..08ce0aaee8 100644
--- a/components/doc/dock/advancedoc.js
+++ b/components/doc/dock/advancedoc.js
@@ -289,10 +289,10 @@ export function AdvanceDoc(props) {
-