diff --git a/bash/rescue-hetzner.sh b/bash/rescue-hetzner.sh
index c0d1de3..dcbab30 100644
--- a/bash/rescue-hetzner.sh
+++ b/bash/rescue-hetzner.sh
@@ -1,4 +1,4 @@
-function rescue_hetzner_configure {
+rescue_hetzner_configure() {
 local hostname="${1}"
     local package
     local packages=(
@@ -53,7 +53,7 @@ fr_FR.UTF-8 UTF-8
     apt-get update
 }
 
-function rescue_hetzner_install {
+rescue_hetzner_install() {
     local package
     local release='bookworm'
     local packages=(
@@ -100,7 +100,7 @@ function rescue_hetzner_install {
     done
 }
 
-function rescue_hetzner_upload {
+rescue_hetzner_upload() {
 local host="${1}"
 local hostname="${2}"
 if [ "${hostname}" ] ; then
@@ -130,7 +130,7 @@ else
 fi
 }
 
-function rescue_hetzner_wipe_8_8_0_init {
+rescue_hetzner_wipe_8_8_0_init() {
     local device
     local devices=(
         '/dev/sda'
@@ -270,13 +270,13 @@ function rescue_hetzner_wipe_8_8_0_init {
     | cryptsetup luksOpen '/dev/md/crypt' 'crypt'
 }
 
-function rescue_hetzner_wipe_8_8_1_zero {
+rescue_hetzner_wipe_8_8_1_zero() {
     # wipe crypt
     dd status='progress' \
     if='/dev/zero' of='/dev/mapper/crypt' bs='8G'
 }
 
-function rescue_hetzner_wipe_8_8_2_make {
+rescue_hetzner_wipe_8_8_2_make() {
     local passphrase
     # close
     cryptsetup luksClose 'crypt'
@@ -318,7 +318,7 @@ function rescue_hetzner_wipe_8_8_2_make {
     '/media/crypt/swap'
 }
 
-function rescue_hetzner_wipe_8_8_3_close {
+rescue_hetzner_wipe_8_8_3_close() {
     umount '/media/boot'
     #
     umount '/media/crypt' \