diff --git a/README.md b/README.md
index b7aa49f..6667497 100644
--- a/README.md
+++ b/README.md
@@ -75,6 +75,9 @@ ufw reset
 ```
 
 ## List ports Linux is listening on
+
+`sudo ss -tunlp`
+
 `sudo lsof -nP -iTCP -sTCP:LISTEN`
 
 ## List alive IPs on Network (nmap)