diff --git a/app.js b/app.js
index 9963fc1..452fe44 100644
--- a/app.js
+++ b/app.js
@@ -170,9 +170,9 @@ peers.on('connection', async socket => {
     })
 
     // Send back to the client the Producer's id
-    // callback({
-    //   id: producer.id
-    // })
+    callback({
+      id: producer.id
+    })
   })
 
   // see client's socket.emit('transport-recv-connect', ...)