guardctrl.md

@@ -172,7 +172,7 @@ root@h1guardian1:~#
 
 If you happen to be cursed with segfaulting processes, here are some things that might help.
 ```shell
-# apt install python-dbg libepics3.15.3-dbg systemd-coredump
+$ sudo apt install python-dbg libepics3.15.3-dbg systemd-coredump
 ```
 
 ### systemd-coredump