diff --git a/src/.vuepress/sidebar.ts b/src/.vuepress/sidebar.ts
index e77b47f..89e64d8 100644
--- a/src/.vuepress/sidebar.ts
+++ b/src/.vuepress/sidebar.ts
@@ -5,7 +5,7 @@ export default sidebar({
         {
             text: "Java",
             collapsible: true,
-            expanded: true,
+            expanded: false,
             icon: "mdi:language-java",  // 这个还是合适的
             prefix: "java/",
             children: [
@@ -35,7 +35,7 @@ export default sidebar({
         {
             text: "Linux",
             collapsible: true,
-            expanded: true,
+            expanded: false,
             icon: "mdi:linux",  // 这个仍然适用
             prefix: "linux/",
             children: [