diff --git a/FFMpegCore/FFMpeg/Arguments/PipeArgument.cs b/FFMpegCore/FFMpeg/Arguments/PipeArgument.cs
index 3d451e9..428f21b 100644
--- a/FFMpegCore/FFMpeg/Arguments/PipeArgument.cs
+++ b/FFMpegCore/FFMpeg/Arguments/PipeArgument.cs
@@ -42,7 +42,7 @@ public async Task During(CancellationToken cancellationToken = default)
             {
                 await ProcessDataAsync(cancellationToken);
                 Debug.WriteLine($"Disconnecting NamedPipeServerStream on {GetType().Name}");
-                Pipe.Disconnect();
+                Pipe?.Disconnect();
             }
             catch (TaskCanceledException)
             {