diff --git a/live-jessie/config/includes.chroot/lib/live/boot/9990-misc-helpers.sh b/live-jessie/config/includes.chroot/lib/live/boot/9990-misc-helpers.sh
index 4414d65..f94e1c4 100755
--- a/live-jessie/config/includes.chroot/lib/live/boot/9990-misc-helpers.sh
+++ b/live-jessie/config/includes.chroot/lib/live/boot/9990-misc-helpers.sh
@@ -195,7 +195,14 @@ check_dev ()
 	then
 		devuid=$(blkid -o value -s UUID "$devname")
 		[ -n "$devuid" ] && grep -qs "\<$devuid\>" /var/lib/live/boot/devices-already-tried-to-mount && continue
-		mount -t ${fstype} -o ro,noatime "${devname}" ${mountpoint} || continue
+		case "${fstype}" in 
+			vfat)
+				mount -t ${fstype} -o ro,noatime,umask=0000 "${devname}" ${mountpoint} || continue
+				;;
+			*)
+				mount -t ${fstype} -o ro,noatime "${devname}" ${mountpoint} || continue
+				;;
+		esac
 		[ -n "$devuid" ] && echo "$devuid" >> /var/lib/live/boot/devices-already-tried-to-mount
 
 		if [ -n "${FINDISO}" ]