diff -aur a/makechrootpkg.in b/makechrootpkg.in
--- a/makechrootpkg.in	2013-04-12 12:43:08.593939789 +0100
+++ b/makechrootpkg.in	2013-04-12 14:02:15.089323381 +0100
@@ -140,7 +140,7 @@
 	fi
 
 	stat_busy "Creating clean working copy [$copy]"
-	if [[ "$chroottype" == btrfs ]]; then
+	if [[ "$chroottype" == btrfs ]] && (! mountpoint "$copydir" &>/dev/null); then
 		if [[ -d $copydir ]]; then
 			btrfs subvolume delete "$copydir" >/dev/null ||
 				die "Unable to delete subvolume $copydir"
@@ -317,7 +317,7 @@
 done
 
 if $temp_chroot; then
-	stat_busy "Removing temporary directoy [$copy]"
+	stat_busy "Removing temporary directory [$copy]"
 	if [[ "$chroottype" == btrfs ]]; then
 		btrfs subvolume delete "$copydir" >/dev/null ||
 			die "Unable to delete subvolume $copydir"