diff --git a/seqs/fhem.sh b/seqs/fhem.sh
index b5a2c54..8290f59 100755
--- a/seqs/fhem.sh
+++ b/seqs/fhem.sh
@@ -1,13 +1,13 @@
 #!/bin/bash
 
-toolName="fhem"
-toolUser="$toolName"
-toolHome="/opt/fhem"
-toolVersion="6.0"
-toolDpkg="fhem-${toolVersion}.deb"
-toolUrl="http://fhem.de/$toolDpkg"
+readonly toolName="fhem"
+readonly toolUser="$toolName"
+readonly toolHome="/opt/fhem"
+readonly toolVersion="6.1"
+readonly toolDpkg="fhem-${toolVersion}.deb"
+readonly toolUrl="http://fhem.de/${toolDpkg}"
 # default deps listed at https://debian.fhem.de/
-toolDeps="perl-base libdevice-serialport-perl libwww-perl libio-socket-ssl-perl libcgi-pm-perl libjson-perl sqlite3 libdbd-sqlite3-perl libtext-diff-perl libtimedate-perl libmail-imapclient-perl libgd-graph-perl libtext-csv-perl libxml-simple-perl liblist-moreutils-perl fonts-liberation2 libimage-librsvg-perl libgd-text-perl libsocket6-perl libio-socket-inet6-perl libmime-base64-urlsafe-perl libimage-info-perl libusb-1.0-0-dev libnet-server-perl"
+readonly toolDeps="perl-base libdevice-serialport-perl libwww-perl libio-socket-ssl-perl libcgi-pm-perl libjson-perl sqlite3 libdbd-sqlite3-perl libtext-diff-perl libtimedate-perl libmail-imapclient-perl libgd-graph-perl libtext-csv-perl libxml-simple-perl liblist-moreutils-perl fonts-liberation2 libimage-librsvg-perl libgd-text-perl libsocket6-perl libio-socket-inet6-perl libmime-base64-urlsafe-perl libimage-info-perl libusb-1.0-0-dev libnet-server-perl"
 toolDeps2="libdate-manip-perl libhtml-treebuilder-xpath-perl libmojolicious-perl libxml-bare-perl libauthen-oath-perl libconvert-base32-perl libmodule-pluggable-perl libnet-bonjour-perl libcrypt-urandom-perl"
 # for rounding operations e.g.:
 # { use Math::Round qw/nearest/;; nearest('0.01',ReadingsVal("1WT_28_5728E9070000", "temperature", 0)-1.1);; }
@@ -15,15 +15,7 @@ toolDeps2+=" libmath-round-perl"
 # for fritzbox connection
 toolDeps2+=" libsoap-lite-perl libjson-xs-perl"
 # for xmpp support (no special solution needed for raspbian buster)
-toolDeps2+=" libnet-xmpp-perl libxml-stream-perl libnet-jabber-perl"
-
-
-# Get script working directory
-# (when called from a different directory)
-WDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >>/dev/null 2>&1 && pwd )"
-WSUBDIR="${WDIR}/${toolName}"
-#CONFIG_FILE="$WDIR/${toolName}.cfg"
-#CONFIG_FILE_DEFAULT="${CONFIG_FILE}.example"
+toolDepsJabber=" libnet-xmpp-perl libxml-stream-perl libnet-jabber-perl"
 
 #step_config() {
 #  echo "Called once before executing steps."
@@ -44,20 +36,22 @@ step_1() {
   endReturn -o $? "Installation of prerequisits failed"
 }
 
-step_2_info() { echo "Download and install $toolName version $toolVersion"; }
+step_2_info() { echo "Install jabber prerequisits"; echoinfo "(May be skipped)"; }
 step_2() {
+  exe apt install $toolDepsJabber "$aptOpt"
+  endReturn -o $? "Installation of prerequisits for jabber failed"
+}
+
+step_3_info() { echo "Download and install $toolName version $toolVersion"; }
+step_3() {
   exe wget "$toolUrl" -O "$downPath"
   endReturn -o $? "Download of $toolName failed"
   exe dpkg -i "$downPath"
   endReturn -o $? "Installation of $toolName failed"
+  info "$toolName is now running on http://$(hostname -I | cut -d " " -f 1):8083"
 }
 downPath="/tmp/$toolDpkg"
 
-step_3_info() { echo "Start $toolName service"; }
-step_3() {
-  exe systemctl restart fhem.service
-}
-
 step_20_info() { echo "List $toolName prerequisits"; }
 step_20_alias() { echo "listdeps"; }
 step_20() {
@@ -147,7 +141,7 @@ step_40_info() { echo "Execute fhem [COMMAND]"; }
 step_40_alias() { echo "exe"; }
 step_40() {
   shift
-  exe perl "${toolHome}/fhem.pl" 7072 "$1"
+  exe perl "${toolHome}/fhem.pl" 7072 "${1:-}"
 }
 
 readonly sqr_minVersion=16