diff --git a/Setup-Computer-Debian-12.md b/Setup-Computer-Debian-12.md
index fc65f27..16fd5c7 100644
--- a/Setup-Computer-Debian-12.md
+++ b/Setup-Computer-Debian-12.md
@@ -3,6 +3,13 @@
 For use with orocos, trying to avoid Orchestra....
 
 - Install a Debian 12 Desktop 64 Bit, username: control with sudo permissions (add control to group sudo and to dialout)
+```
+su -
+apt install sudo
+usermod -a -G sudo,dialout control
+
+```
+
 - disable sleep modes in /etc/systemd/sleep.conf
 ```
 [Sleep]