diff --git a/MACA.md b/MACA.md
index 32473c5..612b31d 100644
--- a/MACA.md
+++ b/MACA.md
@@ -133,16 +133,16 @@
 
    -  **安装基础驱动**
       ```bash
-      dnf install metax-driver
+      yum install metax-driver
       ```
 
    - **若需要启用SRIOV,需要安装额外的虚拟化支持包 mxgvm,以启用 SR-IOV 功能**
       ```bash
-      dnf  install metax-driver  mxgvm
+      yum  install metax-driver  mxgvm
       ```
    - **卸载**
       ```bash
-      dnf autoremove metax-driver
+      yum autoremove metax-driver
       ```
 
 ### 适配所有 Ubuntu 系统