diff --git a/app.js b/app.js
index 03ce86d..f9166f1 100644
--- a/app.js
+++ b/app.js
@@ -125,7 +125,7 @@ const mediaCodecs = [
       }
       getRtpCapabilities(callId, callback)
     }
-  }, 2000);
+  }, 4000);
 
 peers.on('connection', async socket => {
   console.log('[connection] socketId:', socket.id)