diff --git a/managing-os/pentesting/kali.md b/managing-os/pentesting/kali.md
index bc58003e..590203e7 100644
--- a/managing-os/pentesting/kali.md
+++ b/managing-os/pentesting/kali.md
@@ -224,7 +224,7 @@ These instructions will show you how to upgrade a Debian 9 TemplateVM to Kali Li
 
 4. Add the Kali GPG key to the list of keys trusted to authenticate packages:
 
-        [user@kali-rolling ~]$ /home/user/QubesIncoming/dispXXX/kali-key.asc | sudo apt-key add -
+        [user@kali-rolling ~]$ cat /home/user/QubesIncoming/dispXXX/kali-key.asc | sudo apt-key add -
 
     This command should return `OK` on a line by itself.