diff --git a/package/CHANGELOG.md b/package/CHANGELOG.md
index 167ce4cda..0879817f8 100755
--- a/package/CHANGELOG.md
+++ b/package/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this package will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [2.0.0-preview.3] - 2019-1-22
+* Fix error in general build processor due to a potential null deref.
+* Fix missing check for unity version when referencing UIElements.
+
 ## [2.0.0-preview.2] - 2018-12-19
 * Fix package validation issues.
 * Fix bug due to preinit code that would cause a null ref exception.
diff --git a/package/Editor/XRGeneralBuildProcessor.cs b/package/Editor/XRGeneralBuildProcessor.cs
index 248648869..dfaa059b1 100755
--- a/package/Editor/XRGeneralBuildProcessor.cs
+++ b/package/Editor/XRGeneralBuildProcessor.cs
@@ -49,7 +49,7 @@ void CleanOldSettings()
                 where s.GetType() == typeof(XRGeneralSettings)
                 select s;
 
-            if (oldSettings.Any())
+            if (oldSettings != null && oldSettings.Any())
             {
                 var assets = preloadedAssets.ToList();
                 foreach (var s in oldSettings)
diff --git a/package/Runtime/XRManager.cs b/package/Runtime/XRManager.cs
index 6bfcececc..60ae9d58b 100755
--- a/package/Runtime/XRManager.cs
+++ b/package/Runtime/XRManager.cs
@@ -5,7 +5,11 @@
 using UnityEditor;
 
 using UnityEngine;
+#if UNITY_2019_1_OR_NEWER
+using UnityEngine.UIElements;
+#else
 using UnityEngine.Experimental.UIElements;
+#endif
 using UnityEngine.Serialization;
 using UnityEngine.XR.Management;
 
diff --git a/package/package.json b/package/package.json
index 986ac5373..5154d9fde 100755
--- a/package/package.json
+++ b/package/package.json
@@ -1,7 +1,7 @@
 {
   "name": "com.unity.xr.management",
   "displayName": "XR SDK Management",
-  "version": "2.0.0-preview.2",
+  "version": "2.0.0-preview.3",
   "unity": "2019.1",
   "description": "Package to provide for simple management of XR SDK loading, unloading and configuration.",
   "keywords": [
@@ -17,7 +17,7 @@
     "com.unity.subsystemregistration": "1.0.0-preview.4"
   },
   "repository": {
-    "revision": "04b722f17ae5109703059245708df47a01fcf73f"
+    "revision": "c26229d8b86ae1928dcb2c593f81440a06a2c60d"
   },
   "samples": [
     {
diff --git a/versions.txt b/versions.txt
index d6bf6698f..2a4584a2c 100755
--- a/versions.txt
+++ b/versions.txt
@@ -21,3 +21,4 @@
 1.0.0-preview.2
 2.0.0-preview.1
 2.0.0-preview.2
+2.0.0-preview.3