diff --git a/docker-compose.yml b/docker-compose.yml
index cf8765f..8a8a6c8 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -14,15 +14,16 @@ services:
       NODE_ENV: production
       PORT: "3000"
     volumes:
-      - invoice-data:/data
-    # Bind to loopback only — Caddy on the host terminates TLS and reverse-proxies.
-    ports:
-      - "127.0.0.1:3000:3000"
+      - /docker/linumiq-invoice/data:/data
     healthcheck:
       test: ["CMD", "wget", "-qO-", "http://127.0.0.1:3000/healthz", "||", "exit", "0"]
       interval: 30s
       timeout: 5s
       retries: 3
+    networks:
+      - caddy_net
 
-volumes:
-  invoice-data:
+networks:
+  caddy_net:
+    name: caddy_net
+    external: true