diff --git a/MACA.md b/MACA.md
index c1fad9b..03dd8fa 100644
--- a/MACA.md
+++ b/MACA.md
@@ -8,7 +8,7 @@
     cat <<EOF> /etc/yum.repos.d/maca-sdk-rpm.repo 
    [maca-sdk]
    name=Maca Sdk Yum Repository
-   baseurl=https://repos.metax-tech.com/r/maca-sdk-rpm/
+   baseurl=https://repos.metax-tech.com/r/maca-sdk-rpm-$(uname -m)/
    enabled=1
    gpgcheck=0
    EOF
@@ -36,7 +36,7 @@
 
    - **卸载maca_sdk**
       ```bash
-      yum remove maca_sdk
+      yum autoremove maca_sdk
       ```
 
 
@@ -71,7 +71,7 @@
 
    - **卸载maca_sdk**
       ```bash
-      apt remove maca_sdk
+      apt autoremove maca_sdk
       ```
 
 
@@ -170,7 +170,7 @@
       ```
    - **卸载metax-driver**
       ```bash
-      yum remove metax-driver
+      yum autoremove metax-driver
       ```
 
 ### 配置APT源
@@ -195,7 +195,7 @@
 
    - **卸载metax-driver**
       ```bash
-      apt remove --purge metax-driver
+      apt autoremove --purge metax-driver
       ```