diff --git a/src/app.js b/src/app.js
index 5198a0a..de9f10b 100644
--- a/src/app.js
+++ b/src/app.js
@@ -32,9 +32,12 @@
 
 setupMiddleware(app);
 
-app.listen(3400, () => {
+port = process.env.PORT || 3400
+
+app.listen(port, () => {
   console.log("Server listening on http://localhost:3400");
 });
+
 // Global error handlers for uncaught exceptions and rejections
 process.on("uncaughtException", (err) => {
   console.error("Uncaught Exception:", err);