[Install] WantedBy=graphical-session.target [Service] ExecStart=@gammastep@/bin/gammastep -l 0.0:0.0 -t 5500:3700 -b 1:1 Restart=on-failure RestartSec=3 [Unit] After=graphical-session-pre.target Description=Gammastep colour temperature adjuster Documentation=https://gitlab.com/chinstrap/gammastep/ PartOf=graphical-session.target