diff --git a/apps/roles/os/Notes.md b/apps/roles/os/Notes.md
index 456050a6..63647bfb 100644
--- a/apps/roles/os/Notes.md
+++ b/apps/roles/os/Notes.md
@@ -34,7 +34,7 @@ Cockpit 安装已经移到 role_common
 ## 上架版本
 
 |云平台&桌面名称|GNOME|KDE|Xfce|Mate| 
-|  ---- |  ----  | ----  | ----  | ----  |
+|  -------- |  --------  | --------  | --------  | --------  |
 |阿里云CentOS|  √  ||||
 |阿里云Ubuntu|||||
 |阿里云OracleLinux|||||