diff --git a/platforms/rootfs-light/post.inc.sh b/platforms/rootfs-light/post.inc.sh
index 7b34870..5106f3f 100644
--- a/platforms/rootfs-light/post.inc.sh
+++ b/platforms/rootfs-light/post.inc.sh
@@ -1,5 +1,6 @@
 if [ -e $MOUNTDIR/etc/lxdm/lxdm.conf ]; then
    sed -i "s|# session=.*|session=/usr/bin/startlxqt|" $MOUNTDIR/etc/lxdm/lxdm.conf
+   sed -i "s|# autologin.*|autologin=liveuser|" $MOUNTDIR/etc/lxdm/lxdm.conf
 fi
 
 # remove some documentation to save space