diff --git a/debian/merge-commands.sh b/debian/merge-commands.sh
index 7b47011..67e539c 100644
--- a/debian/merge-commands.sh
+++ b/debian/merge-commands.sh
@@ -1,14 +1,14 @@
+#!/usr/bin/env bash
 #
-# This file is called by /etc/init.d/vdr and the by vdr.service
+# This file is called by /etc/init.d/vdr and by vdr.service
 #
-# merges single <cmdtype>.<name>.conf files into one <cmdtype>.conf
+# Merges single <cmdtype>.<name>.conf files into one <cmdtype>.conf
 # in alphabetical order
 #
 
-. /usr/lib/vdr/config-loader.sh
+source /usr/lib/vdr/config-loader.sh
 
-writewarning ()
-{
+f_writewarning() {
 cat > "$2" <<EOF
 # This file is automatically generated by the vdr init-script. You can
 # define custom commands in /etc/vdr/command-hooks/$1.custom.conf
@@ -17,9 +17,12 @@ cat > "$2" <<EOF
 EOF
 }
 
-cmdtype=$1
-cmdfile="/var/cache/vdr/$cmdtype.conf"
+cmdtype="$1"
+cmdfile="/var/cache/vdr/${cmdtype}.conf"
 
-writewarning $cmdtype "$cmdfile"
+f_writewarning "$cmdtype" "$cmdfile"
 
-find $CMDHOOKSDIR -maxdepth 1 -name "$cmdtype.*.conf" | sort | xargs cat >> "$cmdfile"
+shopt -s nullglob  # In case of no matches
+
+# Only match '<cmdtype>.<name>.conf'
+cat "${CMDHOOKSDIR}/${cmdtype}".*.conf > "$cmdfile"
diff --git a/debian/vdr-recordingaction b/debian/vdr-recordingaction
index 5828b9a..5bfb716 100755
--- a/debian/vdr-recordingaction
+++ b/debian/vdr-recordingaction
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 #
 # VDR Recording Action Script  - Tobias Grimm <tg@e-tobi.net>
 # ---------------------------
@@ -24,26 +24,29 @@
 # Parameter 2 is the directory of the recording. Be aware, that this directory
 # doesn't exist before the recording starts.
 #
+# VERSION=230415
 
-REC_HOOKS_DIR=/usr/share/vdr/recording-hooks
+SELF="$(readlink /proc/$$/fd/255)" || SELF="$0"  # Path ($0)
+SELF_NAME="${SELF##*/}"                          # Scriptname
+REC_HOOKS_DIR='/usr/share/vdr/recording-hooks'
 
-recordinghooks=`find $REC_HOOKS_DIR -maxdepth 1 -xtype f | sort`
+shopt -s nullglob  # In case of no matches
 
-for recordinghook in $recordinghooks; do
-    case $1 in
-        before|after)
-            action="$1 recording $2"
-            ;;
-        edited)
-            action="after cutting recording $2 from $3"
-            ;;
+for rec_hook in "${REC_HOOKS_DIR}"/R[0-9][0-9].* ; do  # Only match 'R<XX>.<identifier>'
+  case $1 in
+    before|after)
+      action="$1 recording $2"
+      ;;
+    edited)
+      action="after cutting recording $2 from $3"
+      ;;
     esac
-    if [ -x $recordinghook ]; then
-        logger -t recordingaction "executing $recordinghook $action"
-        $recordinghook "$@"
+    if [[ -x "$rec_hook" ]] ; then
+      logger -t "$SELF_NAME" "Executing $rec_hook $action"
+      "$rec_hook" "$@"
     else
-        logger -t recordingaction "executing $recordinghook $action as shell script"
-        /bin/sh $recordinghook "$@"
+      logger -t "$SELF_NAME" "Executing $rec_hook $action as shell script"
+      /usr/bin/sh "$rec_hook" "$@"
     fi
-    [ $? -ne 0 ] && logger -t recordingaction "error when executing $recordinghook"
+    [[ $? -ne 0 ]] && logger -t "$SELF_NAME" "Error when executing $rec_hook"
 done
diff --git a/debian/vdr-shutdown b/debian/vdr-shutdown
index b2a1739..20e46bc 100755
--- a/debian/vdr-shutdown
+++ b/debian/vdr-shutdown
@@ -1,54 +1,64 @@
-#!/bin/sh
+#!/usr/bin/env bash
 #
 # VDR Shutdown Script  - Tobias Grimm <tg@e-tobi.net>
 # -------------------
 #
 # see README.Debian
 #
+# These hooks are called in their alphabetical order and should follow 
+# this naming scheme:
+#
+# S<XX>.<identifier>
+#
+# Where <XX> is a two digit number, that mainly specifies the execution order
+# and <identifier> is a unique descriptor.
+#
+# VERSION=230416
 
-. /usr/lib/vdr/config-loader.sh
+source /usr/lib/vdr/config-loader.sh
 
-SHUTDOWN_HOOKS_DIR=/usr/share/vdr/shutdown-hooks/
+SHUTDOWN_HOOKS_DIR='/usr/share/vdr/shutdown-hooks'
+svdrpsend='/usr/bin/svdrpsend'
 
-log="logger -t vdr-shutdown"
-svdrpsend="/usr/bin/svdrpsend"
+f_log() {
+  logger -t 'vdr-shutdown' "$*"
+}
 
-osdmsg()
-{
-    # OSD message must be deferred, to let VDR display it AFTER the
-    # shutdown script has been executed
-    sleep 2
-    $svdrpsend MESG "$1"
+f_osdmsg() {
+  # OSD message must be deferred, to let VDR display it AFTER the
+  # shutdown script has been executed
+  sleep 2
+  "$svdrpsend" MESG "$1"
 }
 
-shutdownhooks=`find $SHUTDOWN_HOOKS_DIR -maxdepth 1 -xtype f | sort`
-
-for shutdownhook in $shutdownhooks; do
-    TRY_AGAIN=0
-
-    if [ -x $shutdownhook ]; then
-        $log "executing $shutdownhook"
-        result_data=`$shutdownhook "$@"`
-    else
-        $log "executing $shutdownhook as shell script"
-        result_data=`/bin/sh $shutdownhook "$@"`
-    fi
-    result=$?
-    eval $result_data
-    if [ $result -ne 0 ] ; then 
-        $log "Shutdown aborted by $shutdownhook with exitcode $result"
-        osdmsg "Shutdown abgebrochen / Shutdown aborted!" &
-        [ -z "$ABORT_MESSAGE" ] || osdmsg "$ABORT_MESSAGE" &
-        exit $result
-    fi
-
-    if [ $TRY_AGAIN -gt 0 ]
-    then
-        $log "$shutdownhook requests to try again in $TRY_AGAIN minutes" 
-        nohup sh -c "( sleep $(( $TRY_AGAIN * 60 )) && $svdrpsend \"HITK Power\" )" >/dev/null 2>&1 & 
-        osdmsg "Shutdown aborted. Retry in $TRY_AGAIN minutes." &
-        exit 0
-    fi
+shopt -s nullglob  # In case of no matches
+
+for shutdown_hook in "${SHUTDOWN_HOOKS_DIR}"/S[0-9][0-9].* ; do  # Only match 'S<XX>.<identifier>'
+  TRY_AGAIN=0
+
+  if [[ -x "$shutdown_hook" ]] ; then
+    f_log "Executing $shutdown_hook"
+    result_data=$("$shutdown_hook" "$@")
+  else
+    f_log "Executing $shutdown_hook as shell script"
+    result_data=$(/usr/bin/sh "$shutdown_hook" "$@")
+  fi
+  result=$?
+  eval "$result_data"
+  if [[ $result -ne 0 ]] ; then 
+    f_log "Shutdown aborted by $shutdown_hook with exitcode $result"
+    f_osdmsg "Shutdown abgebrochen!" &
+    [[ -n "$ABORT_MESSAGE" ]] && f_osdmsg "$ABORT_MESSAGE" &
+    exit $result
+  fi
+
+  if [[ $TRY_AGAIN -gt 0 ]] ; then
+    f_log "$shutdown_hook requests to try again in $TRY_AGAIN minutes" 
+    nohup sh -c "(sleep $((TRY_AGAIN * 60)) && $svdrpsend \"HITK Power\")" &>/dev/null & 
+    f_osdmsg "Shutdown abgebrochen! Neuer Versuch in $TRY_AGAIN Minuten" &
+    exit 0
+  fi
 done 
 
-eval $SHUTDOWNCMD &
+eval "$SHUTDOWNCMD" &
+