diff --git a/website-prototyping-tools/package.json b/website-prototyping-tools/package.json
index d1a80c41e764b..81dfe06d1908a 100644
--- a/website-prototyping-tools/package.json
+++ b/website-prototyping-tools/package.json
@@ -7,17 +7,17 @@
   "license": "BSD-3-Clause",
   "dependencies": {
     "autoprefixer-loader": "3.1.0",
-    "babel-core": "^5.8.35",
-    "babel-loader": "^5.4.0",
+    "babel-core": "^6.0.0",
+    "babel-loader": "^6.0.0",
     "babel-plugin-react-error-catcher": "^1.1.11",
     "babel-relay-plugin": "../scripts/babel-relay-plugin",
     "codemirror": "5.6.0",
-    "css-loader": "0.16.0",
+    "css-loader": "1.0.0",
     "file-loader": "0.8.4",
     "graphiql": "0.1.3",
     "graphql": "0.4.13",
     "graphql-relay": "0.4.2",
-    "html-webpack-plugin": "1.6.1",
+    "html-webpack-plugin": "4.0.0",
     "json-loader": "0.5.3",
     "lodash.debounce": "3.1.1",
     "lodash.defer": "3.1.0",
@@ -32,7 +32,7 @@
     "react-relay": "../",
     "relay-local-schema": "0.3.0",
     "style-loader": "0.12.3",
-    "webpack": "^1.12.14"
+    "webpack": "^2.2.0"
   },
   "scripts": {
     "start": "webpack --watch --progress --colors",