diff --git a/sh/fs.sh b/sh/fs.sh
index 2635ce0..67bd2a5 100644
--- a/sh/fs.sh
+++ b/sh/fs.sh
@@ -93,7 +93,7 @@ fs_wipe() {
 	fi
 }
 
-luks_format() {
+sh_fs_luks_format() {
 	local passphrase="${1}"
 	local device="${2}"
 	local label="${3}"
diff --git a/sh/rescue/hetzner.sh b/sh/rescue/hetzner.sh
index 80d901b..5f27eaa 100644
--- a/sh/rescue/hetzner.sh
+++ b/sh/rescue/hetzner.sh
@@ -92,7 +92,7 @@ rescue_wipe_0_init_hetzner_8_8() {
 	fs_raid_create \
 		"crypt" "00000000:00000000:00000000:00000001" ${members}
 	# encrypt
-	luks_format "${passphrase}" "/dev/md/crypt"
+	sh_fs_luks_format "${passphrase}" "/dev/md/crypt"
 	# open
 	echo "${passphrase}" |
 		cryptsetup luksOpen "/dev/md/crypt" "crypt"
@@ -107,7 +107,7 @@ rescue_wipe_2_make_hetzner_8_8() {
 	# read passphrase
 	passphrase="$(read_passphrase)"
 	# encrypt
-	luks_format "${passphrase}" "/dev/md/crypt"
+	sh_fs_luks_format "${passphrase}" "/dev/md/crypt"
 	# open
 	echo "${passphrase}" |
 		cryptsetup luksOpen "/dev/md/crypt" "crypt"
diff --git a/sh/rescue/ovh.sh b/sh/rescue/ovh.sh
index b12c50b..333e365 100644
--- a/sh/rescue/ovh.sh
+++ b/sh/rescue/ovh.sh
@@ -36,7 +36,7 @@ rescue_wipe_0_init_ovh_vle2() {
 	# crypt / wipe
 	fs_wipe "${device}1" "1G" 1
 	# crypt / encrypt
-	luks_format "${passphrase}" "${device}1"
+	sh_fs_luks_format "${passphrase}" "${device}1"
 	# crypt / open
 	echo "${passphrase}" |
 		cryptsetup luksOpen "${device}1" "crypt"
@@ -52,7 +52,7 @@ rescue_wipe_2_make_ovh_vle2() {
 	# read passphrase
 	passphrase="$(read_passphrase)"
 	# crypt / encrypt
-	luks_format "${passphrase}" "${device}1"
+	sh_fs_luks_format "${passphrase}" "${device}1"
 	# crypt / open
 	echo "${passphrase}" |
 		cryptsetup luksOpen "${device}1" "crypt"