diff --git a/demo/dotnet/PvSpeakerDemo/PvSpeakerDemo.cs b/demo/dotnet/PvSpeakerDemo/PvSpeakerDemo.cs
index 5e30bd0..6fb2407 100644
--- a/demo/dotnet/PvSpeakerDemo/PvSpeakerDemo.cs
+++ b/demo/dotnet/PvSpeakerDemo/PvSpeakerDemo.cs
@@ -238,7 +238,7 @@ static void Main(string[] args)
 
                     int bytesPerSample = wavInfo.BitsPerSample / 8;
                     List<byte[]> pcmList = SplitArray(wavInfo.AudioData, wavInfo.SampleRate * bytesPerSample);
-                    
+
                     Console.WriteLine($"Playing {inputWavPath}...");
                     foreach (byte[] pcmSublist in pcmList)
                     {