diff --git a/setup/flavors/compose/docker-compose.yml b/setup/flavors/compose/docker-compose.yml
index 12490189..88823c18 100644
--- a/setup/flavors/compose/docker-compose.yml
+++ b/setup/flavors/compose/docker-compose.yml
@@ -157,7 +157,7 @@ services:
       - imap
   {% endif %}
   
-{% if resolver_enabled %}
+{% if resolver_enabled or db_flavor == 'postgresql' %}
 networks:
   default:
     driver: bridge
diff --git a/setup/flavors/compose/mailu.env b/setup/flavors/compose/mailu.env
index ed967686..da6798b2 100644
--- a/setup/flavors/compose/mailu.env
+++ b/setup/flavors/compose/mailu.env
@@ -160,7 +160,7 @@ REAL_IP_FROM={{ real_ip_from }}
 REJECT_UNLISTED_RECIPIENT={{ reject_unlisted_recipient }}
 
 ###################################
-# Advanced settings
+# Database settings
 ###################################
 DB_FLAVOR={{ db_flavor }}
 {% if postgresql == 'external' %}