diff --git a/lib/src/voip/call.dart b/lib/src/voip/call.dart
index 9437ef7c..18949c4d 100644
--- a/lib/src/voip/call.dart
+++ b/lib/src/voip/call.dart
@@ -830,7 +830,7 @@ class CallSession {
     }
 
     if (callFeed.purpose == SDPStreamMetadataPurpose.Screenshare) {
-      stopMediaStream(callFeed.stream);
+      await stopMediaStream(callFeed.stream);
     }
 
     // Empty the array
diff --git a/test/room_test.dart b/test/room_test.dart
index a9149bcc..8fe18f5a 100644
--- a/test/room_test.dart
+++ b/test/room_test.dart
@@ -967,7 +967,8 @@ void main() {
       await call.sendCallCandidates(room, '1234', '4567', [], txid: '1234');
       await call.sendSelectCallAnswer(room, '1234', 1234, '4567', '6789',
           txid: '1234');
-      await call.sendCallReject(room, '1234', 1234, '4567', txid: '1234');
+      await call.sendCallReject(room, '1234', 1234, '4567', 'busy',
+          txid: '1234');
       await call.sendCallNegotiate(room, '1234', 1234, '4567', 'sdp',
           txid: '1234');
       await call.sendHangupCall(room, '1234', '4567', 'user_hangup',