diff --git a/contrib/packager.io/postinstall.sh b/contrib/packager.io/postinstall.sh
index a725a6be9..acd06e1b0 100755
--- a/contrib/packager.io/postinstall.sh
+++ b/contrib/packager.io/postinstall.sh
@@ -2,19 +2,49 @@
 #
 # packager.io postinstall script
 #
-set -ex
+
+PATH=/opt/zammad/bin:/opt/zammad/vendor/bundle/bin:/sbin:/bin:/usr/sbin:/usr/bin:
+
+DB="zammad_production"
+DB_USER="zammad"
+
+# get existing db pass
+DB_PASS="$(grep "password:" < /opt/zammad/config/database.yml | sed 's/.*password://')"
+
+# check if db pass exists
+if [ -z "${DB_PASS}" ]; then
+    # create new db pass
+    DB_PASS="$(tr -dc A-Za-z0-9 < /dev/urandom | head -c10)"
+
+    # create database
+    cd /tmp
+    su - postgres -c "createdb -E UTF8 ${DB}"
+
+    # create postgres user
+    echo "CREATE USER \"${DB_USER}\" WITH PASSWORD '${DB_PASS}';" | su - postgres -c psql 
+
+    # grant privileges
+    echo "GRANT ALL PRIVILEGES ON DATABASE \"${DB}\" TO \"${DB_USER}\";" | su - postgres -c psql
+
+    # update configfile
+    sed -e "s/  password:/  password: ${DB_PASS}/" < /opt/zammad/config/database.yml.pkgr > /opt/zammad/config/database.yml
+
+    # zammad config set
+    zammad config:set DATABASE_URL=postgres://${DB_USER}:${DB_PASS}@127.0.0.1/${DB}
+
+    # fill database
+    zammad run rake db:migrate 
+    zammad run rake db:seed
+fi
 
 # create init scripts
-/usr/bin/zammad scale web=1 websocket=1 worker=1
+zammad scale web=1 websocket=1 worker=1
 
 # stop zammad
 systemctl stop zammad
 
 # db migration
-if /usr/bin/zammad config:get DATABASE_URL ; then
-    /usr/bin/zammad run rake db:migrate
-fi
+zammad run rake db:migrate
 
 # start zammad
-systemctl restart zammad
-
+systemctl start zammad