Update README.md

README.md

@@ -42,7 +42,7 @@ or wget:
 
 Run the script under root or using sudo:
 
-    sudo chmod a+rx debi.sh
+    chmod a+rx debi.sh
     sudo ./debi.sh
 
 By default, an admin user `debian` with sudo privilege will be created during the installation. Use `--user root` if you prefer.