diff --git a/.env.example b/.env.example
index 47b8b4f..36c2612 100644
--- a/.env.example
+++ b/.env.example
@@ -1,6 +1,7 @@
 # ---- Database ----
 # Used by apps/api to connect to the postgres service defined in docker-compose.yml.
-DATABASE_URL=postgresql://jobhunt:***@localhost:5433/jobhunt
+# Postgres is not published to the host; all services run inside the compose network.
+DATABASE_URL=postgresql://jobhunt:***@postgres:5432/jobhunt
 
 # ---- LLM Gateway ----
 # Primary provider (default: GLM-5.2 via ollama-cloud).
diff --git a/docker-compose.yml b/docker-compose.yml
index 02240fb..ae03874 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -8,8 +8,8 @@ services:
       POSTGRES_USER: jobhunt
       POSTGRES_PASSWORD: jobhunt
       POSTGRES_DB: jobhunt
-    ports:
-      - "5433:5432"
+    # No host port publishing: CI/tests run inside the compose network, and on
+    # this host 5433 is already taken by bilhej-postgres-prod.
     volumes:
       - jobhunt_pgdata:/var/lib/postgresql/data
     healthcheck: