diff --git a/Rx.NET/Source/src/System.Reactive/Threading/Tasks/TaskObservableExtensions.cs b/Rx.NET/Source/src/System.Reactive/Threading/Tasks/TaskObservableExtensions.cs
index d657a34a6e..f4859c2c71 100644
--- a/Rx.NET/Source/src/System.Reactive/Threading/Tasks/TaskObservableExtensions.cs
+++ b/Rx.NET/Source/src/System.Reactive/Threading/Tasks/TaskObservableExtensions.cs
@@ -114,7 +114,7 @@ internal static IDisposable Subscribe(this Task task, IObserver<Unit> observer)
                 observer, 
                 cts.Token, 
                 TaskContinuationOptions.ExecuteSynchronously, 
-                TaskScheduler.Default);
+                TaskScheduler.Current);
 
             return cts;
         }
@@ -250,7 +250,7 @@ internal static IDisposable Subscribe<TResult>(this Task<TResult> task, IObserve
                 observer, 
                 cts.Token, 
                 TaskContinuationOptions.ExecuteSynchronously, 
-                TaskScheduler.Default);
+                TaskScheduler.Current);
 
             return cts;
         }