diff --git a/4.LaunchOdoo.sh b/4.LaunchOdoo.sh
index 0fa0023..3f0dfeb 100755
--- a/4.LaunchOdoo.sh
+++ b/4.LaunchOdoo.sh
@@ -1 +1,7 @@
+#!/usr/bin/env bash
+set -euo pipefail
+source ./0.variables.env
+
+envsubst < odoo.conf.template > odoo.conf
+
 docker compose --env-file 0.variables.env up -d