diff --git a/app/src/bridge/index.ts b/app/src/bridge/index.ts
index 19bcd38..c75db25 100755
--- a/app/src/bridge/index.ts
+++ b/app/src/bridge/index.ts
@@ -441,6 +441,8 @@ async function handleMediaServerMessage (message: Message) {
                             const vttSource = subtitles.get(req.url)!;
                             const vttStream = stream.Readable.from(vttSource);
 
+                            res.setHeader("Access-Control-Allow-Origin", "*");
+
                             vttStream.pipe(res);
                         }
 
diff --git a/ext/src/senders/media/index.ts b/ext/src/senders/media/index.ts
index e3526dc..fb129df 100644
--- a/ext/src/senders/media/index.ts
+++ b/ext/src/senders/media/index.ts
@@ -188,7 +188,7 @@ function getMedia (opts: InitOptions): Promise<cast.media.Media> {
                             trackIndex, cast.media.TrackType.TEXT);
 
                     // Copy TextTrack properties
-                    castTrack.name = track.label;
+                    castTrack.name = track.label || `track-${trackIndex}`;
                     castTrack.language = track.language;
                     castTrack.trackContentId = trackElement.src;
                     castTrack.trackContentType = "text/vtt";