diff --git a/Torch/Collections/SortedView.cs b/Torch/Collections/SortedView.cs
index 2722eb9..ddf4a05 100644
--- a/Torch/Collections/SortedView.cs
+++ b/Torch/Collections/SortedView.cs
@@ -7,7 +7,6 @@ using System.Linq;
 using System.Runtime.CompilerServices;
 using System.Text;
 using System.Threading.Tasks;
-using Torch.Annotations;
 
 namespace Torch.Collections
 {
@@ -133,7 +132,6 @@ namespace Torch.Collections
         public event NotifyCollectionChangedEventHandler CollectionChanged;
         public event PropertyChangedEventHandler PropertyChanged;
 
-        [NotifyPropertyChangedInvocator]
         protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
         {
             PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
diff --git a/Torch/Collections/SystemSortedView.cs b/Torch/Collections/SystemSortedView.cs
index a02d54d..d1e3f14 100644
--- a/Torch/Collections/SystemSortedView.cs
+++ b/Torch/Collections/SystemSortedView.cs
@@ -8,7 +8,6 @@ using System.Linq;
 using System.Runtime.CompilerServices;
 using System.Text;
 using System.Threading.Tasks;
-using Torch.Annotations;
 
 namespace Torch.Collections
 {
@@ -125,7 +124,6 @@ namespace Torch.Collections
         public event NotifyCollectionChangedEventHandler CollectionChanged;
         public event PropertyChangedEventHandler PropertyChanged;
 
-        [NotifyPropertyChangedInvocator]
         protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
         {
             PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));