diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 5e3455fba5..28690f36fa 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -18,6 +18,7 @@
  - [dkanada](https://github.com/dkanada)
  - [LogicalPhallacy](https://github.com/LogicalPhallacy/)
  - [RazeLighter777](https://github.com/RazeLighter777)
+ - [WillWill56](https://github.com/WillWill56)
 
 # Emby Contributors
 
diff --git a/MediaBrowser.Model/Dlna/StreamBuilder.cs b/MediaBrowser.Model/Dlna/StreamBuilder.cs
index 6c6e09ab1c..586e322e48 100644
--- a/MediaBrowser.Model/Dlna/StreamBuilder.cs
+++ b/MediaBrowser.Model/Dlna/StreamBuilder.cs
@@ -297,7 +297,7 @@ namespace MediaBrowser.Model.Dlna
             int? inputAudioChannels = audioStream?.Channels;
             int? inputAudioBitrate = audioStream?.BitDepth;
             int? inputAudioSampleRate = audioStream?.SampleRate;
-            int? inputAudioBitDepth = audioStream.BitDepth;
+            int? inputAudioBitDepth = audioStream?.BitDepth;
 
             if (directPlayMethods.Count() > 0)
             {