--- customize_airootfs.sh_b	2015-04-18 20:34:58.208982049 +0200
+++ customize_airootfs.sh	2015-04-18 20:46:49.122339495 +0200
@@ -11,7 +11,7 @@
 cp -aT /etc/skel/ /root/
 chmod 700 /root
 
-useradd -m -p "" -g users -G "adm,audio,floppy,log,network,rfkill,scanner,storage,optical,power,wheel" -s /usr/bin/zsh arch
+useradd -m -p "" -g users -G "rfkill,wheel,systemd-journal" -s /usr/bin/zsh arch
 
 chmod 750 /etc/sudoers.d
 chmod 440 /etc/sudoers.d/g_wheel