diff --git a/docker-compose.yml b/docker-compose.yml
index 4b7035f..2cc4f12 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -8,8 +8,8 @@ services:
     image: balance-sheet-portal:latest
     container_name: balance-sheet-portal
     restart: unless-stopped
-    ports:
-      - "${PORT:-3000}:3000"
+    expose:
+      - "3000"
     environment:
       - NODE_ENV=production
       - PORT=3000