diff --git a/app.js b/app.js
index 860dae3..74be469 100644
--- a/app.js
+++ b/app.js
@@ -42,7 +42,9 @@ httpsServer.listen(process.env.PORT, () => {
   console.log('Listening on port:', process.env.PORT)
 })
 
-const io = new Server(httpsServer)
+const io = new Server(httpsServer, {
+  allowEIO3: true
+});
 
 // socket.io namespace (could represent a room?)
 const peers = io.of('/mediasoup')