diff --git a/app/src/bridge/Media.ts b/app/src/bridge/Media.ts
index 62cd603..e89b66d 100644
--- a/app/src/bridge/Media.ts
+++ b/app/src/bridge/Media.ts
@@ -56,8 +56,6 @@ export default class Media {
 
                 const messageData = {
                     _lastCurrentTime: Date.now() / 1000
-                  , _volumeLevel: status.volume.level
-                  , _volumeMuted: status.volume.muted
 
                   , currentTime: status.currentTime
                   , customData: status.customData
@@ -66,6 +64,11 @@ export default class Media {
                   , repeatMode: status.repeatMode
                 } as UpdateMessageData;
 
+                if (status.volume) {
+                    messageData._volumeLevel = status.volume.level
+                    messageData._volumeMuted = status.volume.muted
+                }
+
                 if (status.media) {
                     messageData.media = status.media;
                 }
diff --git a/ext/src/shim/cast/media/classes/Media.ts b/ext/src/shim/cast/media/classes/Media.ts
index 124fe4f..56b9d3f 100644
--- a/ext/src/shim/cast/media/classes/Media.ts
+++ b/ext/src/shim/cast/media/classes/Media.ts
@@ -92,13 +92,16 @@ export default class Media {
                     this.currentTime = status.currentTime;
                     _lastCurrentTime.set(this, status._lastCurrentTime);
                     this.customData = status.customData;
-                    this.volume = new Volume(
-                            status._volumeLevel
-                          , status._volumeMuted);
                     this.playbackRate = status.playbackRate;
                     this.playerState = status.playerState;
                     this.repeatMode = status.repeatMode;
 
+                    if (status.volume) {
+                        this.volume = new Volume(
+                                status._volumeLevel
+                              , status._volumeMuted);
+                    }
+
                     if (status.media) {
                         this.media = status.media;
                     }