diff --git a/MediaBrowser.Model/Dlna/StreamBuilder.cs b/MediaBrowser.Model/Dlna/StreamBuilder.cs
index 806900e9ad..1e14f9c0cd 100644
--- a/MediaBrowser.Model/Dlna/StreamBuilder.cs
+++ b/MediaBrowser.Model/Dlna/StreamBuilder.cs
@@ -665,7 +665,7 @@ namespace MediaBrowser.Model.Dlna
 
             // Collect candidate audio streams
             ICollection<MediaStream> candidateAudioStreams = audioStream is null ? [] : [audioStream];
-            if (!options.AudioStreamIndex.HasValue || options.AudioStreamIndex < 0)
+            if (!playlistItem.AudioStreamIndex.HasValue)
             {
                 if (audioStream?.IsDefault == true)
                 {
diff --git a/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs b/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs
index ae9edd3867..fe7b431194 100644
--- a/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs
+++ b/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs
@@ -24,7 +24,7 @@ namespace Jellyfin.Model.Tests
         [InlineData("Chrome", "mp4-h264-aac-vtt-2600k", PlayMethod.DirectPlay)] // #6450
         [InlineData("Chrome", "mp4-h264-ac3-aac-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Chrome", "mp4-h264-ac3-aacDef-srt-2600k", PlayMethod.Transcode, TranscodeReason.SecondaryAudioNotSupported, "Remux", "HLS.mp4")] // #6450
-        [InlineData("Chrome", "mp4-h264-ac3-aacExt-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioIsExternal, "DirectStream", "HLS.mp4")] // #6450
+        [InlineData("Chrome", "mp4-h264-ac3-aacExt-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")]
         [InlineData("Chrome", "mp4-h264-ac3-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Chrome", "mkv-h264-ac3-srt-2600k", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Chrome", "mp4-hevc-aac-srt-15200k", PlayMethod.DirectPlay)]
@@ -45,7 +45,7 @@ namespace Jellyfin.Model.Tests
         [InlineData("Firefox", "mp4-h264-aac-vtt-2600k", PlayMethod.DirectPlay)] // #6450
         [InlineData("Firefox", "mp4-h264-ac3-aac-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Firefox", "mp4-h264-ac3-aacDef-srt-2600k", PlayMethod.Transcode, TranscodeReason.SecondaryAudioNotSupported, "Remux", "HLS.mp4")] // #6450
-        [InlineData("Firefox", "mp4-h264-ac3-aacExt-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioIsExternal, "DirectStream", "HLS.mp4")] // #6450
+        [InlineData("Firefox", "mp4-h264-ac3-aacExt-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")]
         [InlineData("Firefox", "mp4-h264-ac3-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Firefox", "mkv-h264-ac3-srt-2600k", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Firefox", "mp4-hevc-aac-srt-15200k", PlayMethod.Transcode, TranscodeReason.VideoCodecNotSupported, "Transcode", "HLS.mp4")]
@@ -113,7 +113,7 @@ namespace Jellyfin.Model.Tests
         [InlineData("Chrome-NoHLS", "mp4-h264-aac-vtt-2600k", PlayMethod.DirectPlay)] // #6450
         [InlineData("Chrome-NoHLS", "mp4-h264-ac3-aac-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "http")] // #6450
         [InlineData("Chrome-NoHLS", "mp4-h264-ac3-aacDef-srt-2600k", PlayMethod.Transcode, TranscodeReason.SecondaryAudioNotSupported, "Remux", "http")] // #6450
-        [InlineData("Chrome-NoHLS", "mp4-h264-ac3-aacExt-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioIsExternal, "Remux", "http")] // #6450
+        [InlineData("Chrome-NoHLS", "mp4-h264-ac3-aacExt-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "http")]
         [InlineData("Chrome-NoHLS", "mp4-h264-ac3-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "http")] // #6450
         [InlineData("Chrome-NoHLS", "mp4-hevc-aac-srt-15200k", PlayMethod.Transcode, TranscodeReason.VideoCodecNotSupported, "Transcode", "http")]
         [InlineData("Chrome-NoHLS", "mp4-hevc-ac3-aac-srt-15200k", PlayMethod.Transcode, TranscodeReason.VideoCodecNotSupported | TranscodeReason.AudioCodecNotSupported, "Transcode", "http")]