diff --git a/src/pages/index/index.tsx b/src/pages/index/index.tsx
index 9cbf31b..8cc4622 100644
--- a/src/pages/index/index.tsx
+++ b/src/pages/index/index.tsx
@@ -186,6 +186,7 @@ const IndexPage = () => {
       onMouseOver={() => setOpen(true)}
     >
       <Tree
+        selectedKeys={[0]}
         switcherIcon={null}
         onSelect={onSelect}
         treeData={categories}