diff --git a/shell/rescue/hetzner.sh b/shell/rescue/hetzner.sh
index b14d5c7..48ea37e 100644
--- a/shell/rescue/hetzner.sh
+++ b/shell/rescue/hetzner.sh
@@ -61,12 +61,12 @@ rescue_wipe_0_init_hetzner_8_8() {
 		fs_wipe "${device}2" "1G" 1
 	done
 	#
-	members=()
+	members=""
 	for device in "${@}"; do
-		members+=("${device}2")
+		members="${members} ${device}2"
 	done
 	fs_raid_create \
-		"boot" "00000000:00000000:00000000:00000002" "${members[@]}"
+		"boot" "00000000:00000000:00000000:00000002" ${members}
 	#
 	fs_make_btrfs "/dev/md/boot" "boot" \
 		"00000000-0000-0000-0000-00000000000b"
@@ -85,12 +85,12 @@ rescue_wipe_0_init_hetzner_8_8() {
 		fs_wipe "${device}1" "1G" 1
 	done
 	#
-	members=()
+	members=""
 	for device in "${@}"; do
-		members+=("${device}1")
+		members="${members} ${device}1"
 	done
 	fs_raid_create \
-		"crypt" "00000000:00000000:00000000:00000001" "${members[@]}"
+		"crypt" "00000000:00000000:00000000:00000001" ${members}
 	# encrypt
 	luks_format "${passphrase}" "/dev/md/crypt"
 	# open