diff --git a/README.md b/README.md
index 00a18ca..dea7745 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ application.
 ## How to deploy
 
 - 1. Clone this repository `git clone https://github.com/sergeyyarkov/node-docker-example.git .`
-- 2. Configure enviroment variables in `docker-compose.yml` if you need to
+- 2. Configure enviroment variables in `docker-compose.yml` for `postgres` and `nodejs` serivces if you need to
 - 3. Build and run application with `docker compose up --build`
 
 ## Requirements
diff --git a/docker-compose.yml b/docker-compose.yml
index dc830af..c62ba5f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -21,9 +21,7 @@ services:
       target: production
       dockerfile: Dockerfile
     ports:
-      - ${PORT}:${PORT}
-    env_file:
-      - .env
+      - 4000:4000
     environment:
       - NODE_ENV=production
       - PG_HOST=postgres
@@ -55,9 +53,9 @@ services:
       - ./sql/schema_init.sql:/docker-entrypoint-initdb.d/schema_init.sql
       - ./sql/seed.sql:/docker-entrypoint-initdb.d/seed.sql
     environment:
-      POSTGRES_USER: ${PG_USER}
-      POSTGRES_PASSWORD: ${PG_PASSWORD}
-      POSTGRES_DB: ${PG_DB_NAME}
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: 1234
+      POSTGRES_DB: articles
     ports:
       - 5432:5432
     networks: