diff --git a/Assets/HoloToolkit/Boundary/Scripts/BoundaryManager.cs b/Assets/HoloToolkit/Boundary/Scripts/BoundaryManager.cs
index 5f28ad415b4..522ec6a3299 100644
--- a/Assets/HoloToolkit/Boundary/Scripts/BoundaryManager.cs
+++ b/Assets/HoloToolkit/Boundary/Scripts/BoundaryManager.cs
@@ -33,10 +33,11 @@ public class BoundaryManager : Singleton<BoundaryManager>
         // This puts the origin (0, 0, 0) on the floor if a floor has been established during setup via MixedRealityPortal.
         private TrackingSpaceType opaqueTrackingSpaceType = TrackingSpaceType.RoomScale;
 
-        [SerializeField]
+        //[SerializeField]
+        // Removed for now, until the HoloLens tracking space type story is more clear.
         // Defaulting coordinate system to Stationary for transparent headsets, like HoloLens.
         // This puts the origin (0, 0, 0) at the first place where the user started the application.
-        private TrackingSpaceType transparentTrackingSpaceType = TrackingSpaceType.Stationary;
+        //private TrackingSpaceType transparentTrackingSpaceType = TrackingSpaceType.Stationary;
 #endif
 
         // Testing in the editor found that this moved the floor out of the way enough, and it is only
diff --git a/Assets/HoloToolkit/Input/Scripts/Utilities/MotionControllerInfo.cs b/Assets/HoloToolkit/Input/Scripts/Utilities/MotionControllerInfo.cs
index e700e4a7a72..11819796a87 100644
--- a/Assets/HoloToolkit/Input/Scripts/Utilities/MotionControllerInfo.cs
+++ b/Assets/HoloToolkit/Input/Scripts/Utilities/MotionControllerInfo.cs
@@ -2,11 +2,14 @@
 // Licensed under the MIT License. See LICENSE in the project root for license information.
 
 using UnityEngine;
+
+#if UNITY_WSA
 #if UNITY_2017_2_OR_NEWER
 using UnityEngine.XR.WSA.Input;
 #else
 using UnityEngine.VR.WSA.Input;
 #endif
+#endif
 
 namespace HoloToolkit.Unity.InputModule
 {
@@ -18,7 +21,7 @@ public class MotionControllerInfo
     {
         public readonly GameObject ControllerParent;
 
-#if UNITY_2017_2_OR_NEWER
+#if UNITY_WSA && UNITY_2017_2_OR_NEWER
         public readonly InteractionSourceHandedness Handedness;
 #endif
 
@@ -67,13 +70,13 @@ public class MotionControllerInfo
         private double lastSelectPressedAmount;
 
         public MotionControllerInfo(GameObject controllerParent
-#if UNITY_2017_2_OR_NEWER
+#if UNITY_WSA && UNITY_2017_2_OR_NEWER
             , InteractionSourceHandedness handedness
 #endif
             )
         {
             ControllerParent = controllerParent;
-#if UNITY_2017_2_OR_NEWER
+#if UNITY_WSA && UNITY_2017_2_OR_NEWER
             Handedness = handedness;
 #endif
         }
diff --git a/External/Unitypackages/HoloToolkit-Unity-2017.2.1.0.unitypackage b/External/Unitypackages/HoloToolkit-Unity-2017.2.1.0.unitypackage
new file mode 100644
index 00000000000..667524a9df5
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diff --git a/External/Unitypackages/HoloToolkit-Unity-Examples-2017.2.1.0.unitypackage b/External/Unitypackages/HoloToolkit-Unity-Examples-2017.2.1.0.unitypackage
new file mode 100644
index 00000000000..933766d6f77
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