diff --git a/ReadME.MD b/ReadME.MD
index 03fb0e1..2ed12f8 100644
--- a/ReadME.MD
+++ b/ReadME.MD
@@ -42,6 +42,8 @@ wget https://api.jujucharms.com/charmstore/v5/~containers/calico-812/resource/ca
 wget https://api.jujucharms.com/charmstore/v5/~containers/calico-812/resource/calico-upgrade-arm64/854 -O calico-upgrade-arm64.tgz
 
 # 对于 1.24 版本以及以后
+前往 https://charmhub.io/calico/resources/calico?channel=1.24/stable 下载对应的 Revision 
+# 或
 unzip xxx.charm
 build-xxx-resource.sh 
 ```