diff --git a/app.js b/app.js
index c02ddb7..03e8ebb 100644
--- a/app.js
+++ b/app.js
@@ -192,7 +192,9 @@ peers.on('connection', async socket => {
 
         consumer.on('transportclose', () => {
           console.log('transport close from consumer', callId)
-          // closeRoom(callId)
+          
+          // https://mediasoup.org/documentation/v3/mediasoup/api/#router-close
+          router[callId].close()
           delete router[callId]
         })