diff --git a/back/README.md b/back/README.md
index 99dc24b..c554223 100644
--- a/back/README.md
+++ b/back/README.md
@@ -1,5 +1,5 @@
 
-### 废弃脚本
+### 存档的脚本
 
 #### pve6.4升级为最新的pve7.x
 
@@ -8,3 +8,9 @@
 ```
 curl -L https://raw.githubusercontent.com/spiritLHLS/pve/main/pve6_to_pve7.sh -o pve6_to_pve7.sh && chmod +x pve6_to_pve7.sh && bash pve6_to_pve7.sh
 ```
+
+替换qcow2
+
+```
+curl -L https://raw.githubusercontent.com/spiritLHLS/pve/main/back/rebuild.sh -o rebuild.sh && chmod +x rebuild.sh && bash rebuild.sh
+```