diff --git a/Procfile b/Procfile
new file mode 100644
index 0000000..bcf6804
--- /dev/null
+++ b/Procfile
@@ -0,0 +1 @@
+web: python main.py
\ No newline at end of file
diff --git a/main.py b/main.py
index 188c6d7..e26f08e 100644
--- a/main.py
+++ b/main.py
@@ -1,13 +1,15 @@
 #!/usr/bin/env python
 
 import asyncio
+import os
+
 import websockets
 
 async def echo(websocket, path):
     async for message in websocket:
         await websocket.send(message)
 
-asyncio.get_event_loop().run_until_complete(
-    websockets.serve(echo, "", 5000))
-print("starting websocket...")
+start_server = websockets.serve(echo, "", int(os.environ["PORT"]))
+
+asyncio.get_event_loop().run_until_complete(start_server)
 asyncio.get_event_loop().run_forever()
\ No newline at end of file