diff --git a/MACA.md b/MACA.md
index 0348f90..8b82957 100644
--- a/MACA.md
+++ b/MACA.md
@@ -13,6 +13,9 @@
 
    yum makecache
 
+   ```bash
+   yum install commonlib
+
 - **适配所有 Ubuntu 系统**
 
    ```bash