diff --git a/src/freedombone-image-hardware-setup b/src/freedombone-image-hardware-setup
index 0878bcddbcacccc998a055312f0bcbfd8fe2294b..6fb841ee85b310d8faf76608b8e37d9ae2a4bba5 100755
--- a/src/freedombone-image-hardware-setup
+++ b/src/freedombone-image-hardware-setup
@@ -31,14 +31,14 @@ PROJECT_NAME='freedombone'
 export TEXTDOMAIN=${PROJECT_NAME}-image-hardware-setup
 export TEXTDOMAINDIR="/usr/share/locale"
 
-function enable_serial_console {
+enable_serial_console() {
     # By default, spawn a console on the serial port
     device="$1"
     echo $"Adding a getty on the serial port"
     echo "T0:12345:respawn:/sbin/getty -L $device 115200 vt100" >> /etc/inittab
 }
 
-function setup_flash_kernel {
+setup_flash_kernel() {
     if [ ! -d /etc/flash-kernel ] ; then
        mkdir /etc/flash-kernel
     fi
@@ -56,7 +56,7 @@ function setup_flash_kernel {
     apt-get -yq install flash-kernel
 }
 
-function a20_env {
+a20_env() {
     dtb="$1"
 
     # Setup boot.cmd
@@ -116,7 +116,7 @@ EOF
     echo "rtc_sunxi" >> /etc/initramfs-tools/modules
 }
 
-function beaglebone_env {
+beaglebone_env() {
     bbb_version=$1
 
     # Setup uEnv.txt