diff --git a/templates/types/simple/express/index.ts b/templates/types/simple/express/index.ts
index daf5d8b6e82599243a1becc1d8e85c0de769e9dd..830c549f51dc4e0d540673a9abd1913ea1b44444 100644
--- a/templates/types/simple/express/index.ts
+++ b/templates/types/simple/express/index.ts
@@ -1,10 +1,11 @@
+/* eslint-disable turbo/no-undeclared-env-vars */
 import cors from "cors";
 import "dotenv/config";
 import express, { Express, Request, Response } from "express";
 import chatRouter from "./src/routes/chat.route";
 
 const app: Express = express();
-const port = 8000;
+const port = parseInt(process.env.PORT || "8000");
 
 const env = process.env["NODE_ENV"];
 const isDevelopment = !env || env === "development";
diff --git a/templates/types/streaming/express/index.ts b/templates/types/streaming/express/index.ts
index daf5d8b6e82599243a1becc1d8e85c0de769e9dd..830c549f51dc4e0d540673a9abd1913ea1b44444 100644
--- a/templates/types/streaming/express/index.ts
+++ b/templates/types/streaming/express/index.ts
@@ -1,10 +1,11 @@
+/* eslint-disable turbo/no-undeclared-env-vars */
 import cors from "cors";
 import "dotenv/config";
 import express, { Express, Request, Response } from "express";
 import chatRouter from "./src/routes/chat.route";
 
 const app: Express = express();
-const port = 8000;
+const port = parseInt(process.env.PORT || "8000");
 
 const env = process.env["NODE_ENV"];
 const isDevelopment = !env || env === "development";