--- /dev/null
+#!/bin/bash
+set -e
+
+chown fhem:dialout /opt/fhem/wagnertech.cfg
+
+if ! grep wagnertech.cfg /opt/fhem/fhem.cfg
+then
+ echo >> /opt/fhem/fhem.cfg
+ echo "# include from xfhem package" >> /opt/fhem/fhem.cfg
+ echo "include wagnertech.cfg" >> /opt/fhem/fhem.cfg
+ systemctl restart fhem
+fi
+