diff --git a/MACA.md b/MACA.md
index bb243ac..8764b23 100644
--- a/MACA.md
+++ b/MACA.md
@@ -13,7 +13,7 @@
 
    yum makecache
    ```
-- **适配所有 Ubuntu 系统**
+
   - 详细说明
 
   - YUM安装MACA SDK