diff --git a/bash/rescue-hetzner.sh b/bash/rescue-hetzner.sh
index ee68157..82694d6 100644
--- a/bash/rescue-hetzner.sh
+++ b/bash/rescue-hetzner.sh
@@ -1,9 +1,8 @@
 rescue_wipe_0_init_hetzner_8_8() {
 	local device
-	local devices=(
-		"/dev/sda"
+	set \
+		"/dev/sda" \
 		"/dev/sdb"
-	)
 	local members
 	local number
 	local passphrase
@@ -11,11 +10,11 @@ rescue_wipe_0_init_hetzner_8_8() {
 	passphrase="$(read_passphrase)"
 	#
 	lsblk
-	echo -n "WIPE" "${devices[@]}" "/?\\ OR CANCEL /!\\"
+	echo -n "WIPE" "${@}" "/?\\ OR CANCEL /!\\"
 	read -r
 	#
 	number=0
-	for device in "${devices[@]}"; do
+	for device in "${@}"; do
 		number=$((number + 1))
 		echo
 		echo "#${number}: ${device}"
@@ -32,7 +31,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 	done
 	#
 	number=0
-	for device in "${devices[@]}"; do
+	for device in "${@}"; do
 		number=$((number + 1))
 		echo
 		echo "#${number}: ${device}4"
@@ -41,7 +40,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 	done
 	#
 	number=0
-	for device in "${devices[@]}"; do
+	for device in "${@}"; do
 		number=$((number + 1))
 		echo
 		echo "#${number}: ${device}3"
@@ -54,7 +53,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 	done
 	#
 	number=0
-	for device in "${devices[@]}"; do
+	for device in "${@}"; do
 		number=$((number + 1))
 		echo
 		echo "#${number}: ${device}2"
@@ -63,7 +62,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 	done
 	#
 	members=()
-	for device in "${devices[@]}"; do
+	for device in "${@}"; do
 		members+=("${device}2")
 	done
 	mdadm \
@@ -71,7 +70,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 		--level 0 \
 		--metadata 1 \
 		--name "md:boot" \
-		--raid-devices ${#devices[@]} \
+		--raid-devices ${#} \
 		--uuid "00000000:00000000:00000000:00000002" \
 		"${members[@]}"
 	#
@@ -84,7 +83,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 		"/dev/md/boot" "/media/boot"
 	#
 	number=0
-	for device in "${devices[@]}"; do
+	for device in "${@}"; do
 		number=$((number + 1))
 		echo
 		echo "#${number}: ${device}1"
@@ -93,7 +92,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 	done
 	#
 	members=()
-	for device in "${devices[@]}"; do
+	for device in "${@}"; do
 		members+=("${device}1")
 	done
 	mdadm \
@@ -101,7 +100,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 		--level 0 \
 		--metadata 1 \
 		--name "md:crypt" \
-		--raid-devices ${#devices[@]} \
+		--raid-devices ${#} \
 		--uuid "00000000:00000000:00000000:00000001" \
 		"${members[@]}"
 	# encrypt