diff --git a/src/Libraries/AvalonDock/DocumentPane.cs b/src/Libraries/AvalonDock/DocumentPane.cs
index bee30b5e49..6e35bacb4e 100644
--- a/src/Libraries/AvalonDock/DocumentPane.cs
+++ b/src/Libraries/AvalonDock/DocumentPane.cs
@@ -88,7 +88,6 @@ namespace AvalonDock
                 new CommandBinding(ShowDocumentsListMenuCommand, ExecutedShowDocumentsListMenuCommand, CanExecuteShowDocumentsListMenuCommand));
             this.CommandBindings.Add(
                 new CommandBinding(ApplicationCommands.Close, ExecutedCloseCommand, CanExecuteCloseCommand));
-            ApplicationCommands.Close.InputGestures.Add(new MouseGesture(MouseAction.MiddleClick));
 
             this.CommandBindings.Add(
                 new CommandBinding(CloseAllButThisCommand, this.OnExecuteCommand, this.OnCanExecuteCommand));
diff --git a/src/Libraries/AvalonDock/ManagedContent.cs b/src/Libraries/AvalonDock/ManagedContent.cs
index c2adfb1594..f0930e1e08 100644
--- a/src/Libraries/AvalonDock/ManagedContent.cs
+++ b/src/Libraries/AvalonDock/ManagedContent.cs
@@ -172,6 +172,8 @@ namespace AvalonDock
                 _dragEnabledArea.MouseMove += new MouseEventHandler(OnDragMouseMove);
                 _dragEnabledArea.MouseUp += new MouseButtonEventHandler(OnDragMouseUp);
                 _dragEnabledArea.MouseLeave += new MouseEventHandler(OnDragMouseLeave);
+                
+                _dragEnabledArea.InputBindings.Add(new InputBinding(ApplicationCommands.Close, new MouseGesture(MouseAction.MiddleClick)));
             }
         }