diff --git a/MACA.md b/MACA.md
index 1f64387..654ed83 100644
--- a/MACA.md
+++ b/MACA.md
@@ -37,6 +37,9 @@
       yum remove maca_sdk
       ```
 
+
+
+
 -  **适配所有 Ubuntu 系统**
 
    ```bash
@@ -44,7 +47,6 @@
    echo "deb [arch=$(dpkg --print-architecture)] https://repos.metax-tech.com/r/maca-sdk-deb/ stable main" | tee /etc/apt/sources.list.d/maca-sdk-deb.list
    apt-get update
 
-
    ```
 
 #### APT安装MACA SDK