diff --git a/zh/preliminary/LinuxInstallationAndUsage.md b/zh/preliminary/LinuxInstallationAndUsage.md
index 440c964..a3ec376 100644
--- a/zh/preliminary/LinuxInstallationAndUsage.md
+++ b/zh/preliminary/LinuxInstallationAndUsage.md
@@ -1 +1,4 @@
+---
+sidebar_position: 2
+---
 # Linux系统安装和基本使用