diff --git a/src/DynamoCore/Graph/Nodes/NodeModel.cs b/src/DynamoCore/Graph/Nodes/NodeModel.cs
index 7a23bdcd6d4..6ef6f0d9b90 100644
--- a/src/DynamoCore/Graph/Nodes/NodeModel.cs
+++ b/src/DynamoCore/Graph/Nodes/NodeModel.cs
@@ -2297,15 +2297,17 @@ var port in
                 // in different ways and their views will always be up-to-date with
                 // respect to their models.
                 RaisePropertyChanged("InteractionEnabled");
-                RaisePropertyChanged("State");
-                RaisePropertyChanged("Name");
-                RaisePropertyChanged("ArgumentLacing");
-                RaisePropertyChanged("IsVisible");
-                 
+                RaisePropertyChanged(nameof(State));
+                RaisePropertyChanged(nameof(Name));
+                RaisePropertyChanged(nameof(ArgumentLacing));
+                RaisePropertyChanged(nameof(IsVisible));
+                RaisePropertyChanged(nameof(DisplayLabels));
+                RaisePropertyChanged(nameof(IsSetAsInput));
+                RaisePropertyChanged(nameof(IsSetAsOutput));
                 //we need to modify the downstream nodes manually in case the
                 //undo is for toggling freeze. This is ONLY modifying the execution hint.
                 // this does not run the graph.
-                RaisePropertyChanged("IsFrozen");
+                RaisePropertyChanged(nameof(IsFrozen));
                 MarkDownStreamNodesAsModified(this);
 
                 // Notify listeners that the position of the node has changed,
diff --git a/src/DynamoCoreWpf/ViewModels/Core/NodeViewModel.cs b/src/DynamoCoreWpf/ViewModels/Core/NodeViewModel.cs
index df5089c3d0a..dab52b68035 100644
--- a/src/DynamoCoreWpf/ViewModels/Core/NodeViewModel.cs
+++ b/src/DynamoCoreWpf/ViewModels/Core/NodeViewModel.cs
@@ -806,8 +806,14 @@ void logic_PropertyChanged(object sender, PropertyChangedEventArgs e)
                     RaisePropertyChanged("Height");
                     UpdateErrorBubblePosition();
                     break;
-                case "DisplayLabels":
-                    RaisePropertyChanged("IsDisplayingLables");
+                case nameof(NodeModel.DisplayLabels):
+                    RaisePropertyChanged(nameof(IsDisplayingLabels));
+                    break;
+                case nameof(NodeModel.IsSetAsInput):
+                    RaisePropertyChanged(nameof(IsSetAsInput));
+                    break;
+                case nameof(NodeModel.IsSetAsOutput):
+                    RaisePropertyChanged(nameof(IsSetAsOutput));
                     break;
                 case "Position":
                     UpdateErrorBubblePosition();