diff --git a/public/main.js b/public/main.js
index 996d2c5..caabb0b 100644
--- a/public/main.js
+++ b/public/main.js
@@ -128,11 +128,12 @@ var app = new Vue({
       });
       this.calls.push(call);
       console.log('Call', call);
-      call.peerConnection.onaddstream  = (a,b) => {
-        console.log('stream add', a, b)
+      call.peerConnection.onaddstream  = (stream) => {
+        console.log('stream add', stream);
+        // stream.
       };
-      call.peerConnection.onremovestream =(a,b) => {
-        console.log('stream remove', a, b)
+      call.peerConnection.onremovestream = (stream) => {
+        console.log('stream remove', stream);
       };
     },
     gotDevices: function gotDevices(deviceInfos) {
@@ -202,6 +203,13 @@ var app = new Vue({
           // call.peerConnection.addStream(stream);
           // console.log('local streams',call.peerConnection.getLocalStreams());
           console.log(call.peerConnection, stream.getTracks())
+          const target = call.peerConnection.getLocalStreams()[0];
+          target.getTracks().forEach((track) => {
+            target.removeTrack(track);
+          });
+          stream.getTracks().forEach((track) => {
+            target.addTrack(track);
+          });
         });
       }
       this.stream = stream; // make stream available to console