diff --git a/misc/run-chroot b/misc/run-chroot
index 2463734..335b185 100755
--- a/misc/run-chroot
+++ b/misc/run-chroot
@@ -1,16 +1,34 @@
 #!/bin/sh
 
-echo -n "Mounting dev... "
-sudo mount -o bind /dev root/dev
+if test "$1" != ""; then
+	root=$1
+else
+	root=root
+fi
+
+echo -n "Mounting $root/dev... "
+sudo mount -o bind /dev $root/dev
 echo "done."
-echo -n "Mounting proc... "
-sudo mount -t proc proc root/proc
+echo -n "Mounting $root/dev/pts... "
+sudo mount -o bind /dev/pts $root/dev/pts
 echo "done."
-echo "Chrooting..."
-sudo chroot root /bin/sh
-echo -n "Unmounting dev... "
-sudo umount root/dev
+echo -n "Mounting $root/proc... "
+sudo mount -t proc proc $root/proc
 echo "done."
-echo -n "Unmounting proc... "
-sudo umount root/proc
+echo -n "Mounting $root/sys... "
+sudo mount -o bind /sys $root/sys
+echo "done."
+echo "Chrooting $root..."
+sudo chroot $root /bin/sh
+echo -n "Unmounting $root/dev/pts... "
+sudo umount $root/dev/pts
+echo "done."
+echo -n "Unmounting $root/dev... "
+sudo umount $root/dev
+echo "done."
+echo -n "Unmounting $root/sys... "
+sudo umount $root/sys
+echo "done."
+echo -n "Unmounting $root/proc... "
+sudo umount $root/proc
 echo "done."