diff --git a/make_usd_card.sh b/make_usd_card.sh
index 8252d21..f94f320 100755
--- a/make_usd_card.sh
+++ b/make_usd_card.sh
@@ -11,7 +11,7 @@ SD_MOUNT_POINT=$2
 [ "x$1" == "x" ] && display_usage && exit
 [ "x$2" == "x" ] && display_usage && exit
 
-[ ! "x$UID" == "x0"] && echo "run as root" && exit
+[[ "x$UID" != "x0" ]] && echo "run as root" && exit
 
 if $(df | grep /$ | grep -q "^$SD_DEV"); then
     echo "Target and current system device are the same. Can't do that!"
@@ -69,4 +69,6 @@ EOF
 umount $SD_MOUNT_POINT/bootenv
 umount $SD_MOUNT_POINT
 
+curl -s ftp://ftp.arm.slackware.com/slackwarearm/slackwarearm-devtools/minirootfs/roots/slack-${SLACKWARE_VERSION}-miniroot_details.txt | grep -C1 "User"
+
 sync