diff --git a/.vitepress/sidebar.js b/.vitepress/sidebar.js
index db30ebe..43b0a9a 100644
--- a/.vitepress/sidebar.js
+++ b/.vitepress/sidebar.js
@@ -12,19 +12,19 @@ export function main_sidebar() {
       text: '1.杭电生存指南（最重要模块）',
       collapsed: true,
       items: [
-        { text: '1.1人文社科的重要性（韩健夫老师寄语）', link: '/1.杭电生存指南/1.1人文社科的重要性（韩健夫老师寄语）' },
-        { text: '1.2竞赛指北', link: '/1.杭电生存指南/1.2竞赛指北' },
-        { text: '1.3导师选择', link: '/1.杭电生存指南/1.3导师选择' },
-        { text: '1.4小心项目陷阱', link: '/1.杭电生存指南/1.4小心项目陷阱' },
-        { text: '1.5小组作业避雷指南', link: '/1.杭电生存指南/1.5小组作业避雷指南' },
-        { text: '1.6正确解读GPA', link: '/1.杭电生存指南/1.6正确解读GPA' },
-        { text: '1.7杭电出国自救指南', link: '/1.杭电生存指南/1.7杭电出国自救指南' },
-        { text: '1.8转专业二三事', link: '/1.杭电生存指南/1.8转专业二三事' },
-        { text: '1.9问题专题：好想进入实验室', link: '/1.杭电生存指南/1.9问题专题：好想进入实验室' },
-        { text: '1.10如何读论文', link: '/1.杭电生存指南/1.10如何读论文' },
-        { text: '1.11陷入虚无主义？进来看看吧', link: '/1.杭电生存指南/1.11陷入虚无主义？进来看看吧' },
-        { text: '1.12选课原则与抢课技巧', link: '/1.杭电生存指南/1.12选课原则与抢课技巧' },
-        { text: '1.13数学学习篇', link: '/1.杭电生存指南/1.13数学学习篇' },
+        { text: '1.1 人文社科的重要性（韩健夫老师寄语）', link: '/1.杭电生存指南/1.1人文社科的重要性（韩健夫老师寄语）' },
+        { text: '1.2 竞赛指北', link: '/1.杭电生存指南/1.2竞赛指北' },
+        { text: '1.3 导师选择', link: '/1.杭电生存指南/1.3导师选择' },
+        { text: '1.4 小心项目陷阱', link: '/1.杭电生存指南/1.4小心项目陷阱' },
+        { text: '1.5 小组作业避雷指南', link: '/1.杭电生存指南/1.5小组作业避雷指南' },
+        { text: '1.6 正确解读GPA', link: '/1.杭电生存指南/1.6正确解读GPA' },
+        { text: '1.7 杭电出国自救指南', link: '/1.杭电生存指南/1.7杭电出国自救指南' },
+        { text: '1.8 转专业二三事', link: '/1.杭电生存指南/1.8转专业二三事' },
+        { text: '1.9 问题专题：好想进入实验室', link: '/1.杭电生存指南/1.9问题专题：好想进入实验室' },
+        { text: '1.10 如何读论文', link: '/1.杭电生存指南/1.10如何读论文' },
+        { text: '1.11 陷入虚无主义？进来看看吧', link: '/1.杭电生存指南/1.11陷入虚无主义？进来看看吧' },
+        { text: '1.12 选课原则与抢课技巧', link: '/1.杭电生存指南/1.12选课原则与抢课技巧' },
+        { text: '1.13 数学学习篇', link: '/1.杭电生存指南/1.13数学学习篇' },
         { text: '1.14 杭电失败指南', link: '/1.杭电生存指南/1.14 杭电失败指南' },
       ]
     },