diff --git a/gui/OpenFaceOffline/MainWindow.xaml.cs b/gui/OpenFaceOffline/MainWindow.xaml.cs
index 612a8160..ed9eb71d 100644
--- a/gui/OpenFaceOffline/MainWindow.xaml.cs
+++ b/gui/OpenFaceOffline/MainWindow.xaml.cs
@@ -40,7 +40,6 @@ using System.Windows;
 using System.Windows.Threading;
 using System.Windows.Media.Imaging;
 using System.Windows.Controls;
-using System.Windows.Interactivity;
 using Microsoft.WindowsAPICodePack.Dialogs;
 
 // Internal libraries
diff --git a/gui/OpenFaceOffline/OpenFaceOffline.csproj b/gui/OpenFaceOffline/OpenFaceOffline.csproj
index f89bcb15..779645de 100644
--- a/gui/OpenFaceOffline/OpenFaceOffline.csproj
+++ b/gui/OpenFaceOffline/OpenFaceOffline.csproj
@@ -69,7 +69,6 @@
     <Reference Include="System" />
     <Reference Include="System.Data" />
     <Reference Include="System.Windows.Forms" />
-    <Reference Include="System.Windows.Interactivity, Version=4.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL" />
     <Reference Include="System.Xml" />
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="System.Core" />
@@ -101,7 +100,6 @@
     <Compile Include="UI_items\CameraSelection.xaml.cs">
       <DependentUpon>CameraSelection.xaml</DependentUpon>
     </Compile>
-    <Compile Include="UI_items\ExclusiveMenuItemBehavior.cs" />
     <Compile Include="UI_items\MultiBarGraph.xaml.cs">
       <DependentUpon>MultiBarGraph.xaml</DependentUpon>
     </Compile>
diff --git a/gui/OpenFaceOffline/UI_items/ExclusiveMenuItemBehavior.cs b/gui/OpenFaceOffline/UI_items/ExclusiveMenuItemBehavior.cs
deleted file mode 100644
index 03bda393..00000000
--- a/gui/OpenFaceOffline/UI_items/ExclusiveMenuItemBehavior.cs
+++ /dev/null
@@ -1,51 +0,0 @@
-using System.Collections.Generic;
-using System.Linq;
-using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Interactivity;
-
-namespace OpenFaceOffline
-{
-    public class ExclusiveMenuItemBehavior : Behavior<MenuItem>
-    {
-        protected override void OnAttached()
-        {
-            base.OnAttached();
-
-            GetCheckableSubMenuItems(AssociatedObject)
-                .ToList()
-                .ForEach(item => item.Click += OnClick);
-        }
-
-        protected override void OnDetaching()
-        {
-            base.OnDetaching();
-
-            GetCheckableSubMenuItems(AssociatedObject)
-                .ToList()
-                .ForEach(item => item.Click -= OnClick);
-        }
-
-        private static IEnumerable<MenuItem> GetCheckableSubMenuItems(ItemsControl menuItem)
-        {
-            var itemCollection = menuItem.Items;
-            return itemCollection.OfType<MenuItem>().Where(menuItemCandidate => menuItemCandidate.IsCheckable);
-        }
-
-        private void OnClick(object sender, RoutedEventArgs routedEventArgs)
-        {
-            var menuItem = (MenuItem)sender;
-
-            if (!menuItem.IsChecked)
-            {
-                menuItem.IsChecked = true;
-                return;
-            }
-
-            GetCheckableSubMenuItems(AssociatedObject)
-                .Where(item => item != menuItem)
-                .ToList()
-                .ForEach(item => item.IsChecked = false);
-        }
-    }
-}