diff --git a/packages/client/src/tiptap/editor/tocs/index.tsx b/packages/client/src/tiptap/editor/tocs/index.tsx
index fcb1802a..47fc7fae 100644
--- a/packages/client/src/tiptap/editor/tocs/index.tsx
+++ b/packages/client/src/tiptap/editor/tocs/index.tsx
@@ -132,6 +132,7 @@ export const Tocs: React.FC<{ editor: Editor; getContainer: () => HTMLElement }>
         getContainer={getContainer}
         style={{
           width: collapsed ? 56 : 156,
+          overflow: 'auto',
         }}
       >
         {collapsed