--- /dev/null
+#!/bin/sh
+set -e
+
+# kivitendo postinst
+
+version="3.5.4"
+
+# check configuration file
+if [ ! -e /opt/kivitendo-erp-$version/config/kivitendo.conf ]
+then
+ echo "Type new kivitendo admin password:"
+ read a
+ sed "s/admin123/$a/" /opt/kivitendo-erp-$version/config/kivitendo.conf.default >/opt/kivitendo-erp-$version/config/kivitendo.conf
+fi
+
+# allow write access to some directories
+chown www-data /opt/kivitendo-erp-$version/users /opt/kivitendo-erp-$version/templates
+chgrp www-data /opt/kivitendo-erp-$version/users /opt/kivitendo-erp-$version/templates
+
+# call installation check
+/opt/kivitendo-erp-$version/scripts/installation_check.pl
+