diff --git a/odoo_scripts/docker_rednerd.py b/odoo_scripts/docker_rednerd.py
index 3c0870d2114df620473255d0a0b5520ac9c517b7_b2Rvb19zY3JpcHRzL2RvY2tlcl9yZWRuZXJkLnB5..5be8e69c96e9b7597473fd0a51181c1f698d4b34_b2Rvb19zY3JpcHRzL2RvY2tlcl9yZWRuZXJkLnB5 100644
--- a/odoo_scripts/docker_rednerd.py
+++ b/odoo_scripts/docker_rednerd.py
@@ -87,6 +87,7 @@
         self.redner_user = redner_user
         self.redner_password = redner_password
         self.redner_admin_password = redner_admin_password
+        self.db_host: Optional[str]
         dsn = f"dbname={database}"
         if db_user:
             dsn += f" user={db_user}"