diff --git a/package.json b/package.json
index d58699776..d8854e6e5 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,8 @@
         "ref": "1",
         "ref-struct": "1",
         "ref-array": "1.1.2",
-        "universal": "gpii/universal#98561d07c0b49d4d565be9027adebf36c1d1fe82"
+        "universal": "gpii/universal#d8539f7b537b5020da27c327da382cc8684abc38",
+        "nan": "amatas/nan#GPII-1929"
     },
     "devDependencies": {
         "grunt": "1.0.1",
@@ -22,5 +23,5 @@
     "keywords": ["gpii", "accessibility", "settings", "fluid", "IoC", "Inversion of Control", "configuration", "evented"],
     "repository": "git://github.com/GPII/windows.git",
     "main": "./gpii.js",
-    "engines": { "node" : ">=4.2.1" }
+    "engines": { "node" : ">=6.3.1" }
 }
diff --git a/provisioning/chocolatey-packages.bat b/provisioning/chocolatey-packages.bat
index 39ec9a849..d1fea9b55 100755
--- a/provisioning/chocolatey-packages.bat
+++ b/provisioning/chocolatey-packages.bat
@@ -1,4 +1,4 @@
-choco install nodejs.install -version 4.4.3 --forcex86 -y
+choco install nodejs.install -version 6.3.1 --forcex86 -y
 call refreshenv
 cd "C:\Program Files (x86)\nodejs\node_modules\npm"
 call npm install node-gyp@3.4.0