xdg-user-dirs-update

Update XDG user directories. More information: https://manned.org/xdg-user-dirs-update.

xdg-user-dirs-update --set DESKTOP "path/to/directory"

xdg-user-dirs-update --dummy-output "path/to/dry_run_file" --set xdg_user_directory "path/to/directory"