diff --git a/README.md b/README.md
index b0c577e..e715621 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,8 @@ Development utilities:
 - [supertest](https://www.npmjs.com/package/supertest)
   - HTTP assertions made easy via superagent.
 
-## Setup
+# Setup
+## pnpm setup
 
 ```
 pnpm install
@@ -55,3 +56,21 @@ pnpm run test
 ```
 pnpm run dev
 ```
+
+
+## Docker setup
+
+```
+Install docker <If it isn't installed>
+```
+
+## Build the image
+```
+docker build -t <name> .  
+```
+
+## Run the image
+
+```
+ docker run -t -p <port>:3000 --name <container name> express-api-starter-ts:latest
+```
diff --git a/package.json b/package.json
index 548c7a9..6007259 100644
--- a/package.json
+++ b/package.json
@@ -11,8 +11,8 @@
   "keywords": [],
   "main": "src/index.ts",
   "scripts": {
-    "start": "node --env-file=.env dist/src/index.js",
-    "dev": "tsx watch --env-file=.env src/index.ts",
+    "start": "node dist/src/index.js",
+    "dev": "tsx watch src/index.ts",
     "build": "tsc",
     "lint": "eslint --fix src test",
     "test": "vitest run",
diff --git a/src/index.ts b/src/index.ts
index acceff8..dc7ef89 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,7 +1,8 @@
 import app from "./app.js";
 import { env } from "./env.js";
 
-const port = env.PORT;
+const defaultPort = 3000
+const port = env.PORT || defaultPort;
 const server = app.listen(port, () => {
   /* eslint-disable no-console */
   console.log(`Listening: http://localhost:${port}`);