diff --git a/README.md b/README.md
index ca787ebc..f07f9396 100644
--- a/README.md
+++ b/README.md
@@ -107,14 +107,16 @@ go build -o omc -v -ldflags="-s -w -X 'be.ems/src/framework/config.Version=2.250
 sudo bash /usr/local/etc/omc/script/setup.sh -u
 
 # Deb
+sudo dpkg -l omc
 sudo dpkg -r omc
 sudo M_PARAM=std C_PARAM=agt dpkg -i omc-r2.2503.2-20250320-ubuntu-amd64.deb
 sudo M_PARAM=lite C_PARAM=agt dpkg -i omc-r2.2503.2-20250320-ubuntu-amd64.deb
 
 # Rpm
+sudo rpm -qi omc
 sudo rpm -e omc
 sudo M_PARAM=lite C_PARAM=agt rpm -i omc-r2.2503.2-20250320-anolis-arm64.rpm
-sudo rpm -Uvh --nosignature --reinstall --force omc-r2.2503.2-20250320-anolis-arm64.rpm
+sudo rpm -Uvh --reinstall --nosignature --force omc-r2.2503.2-20250320-anolis-arm64.rpm
 
 ```