diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 467da348c..2923b243f 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -151,8 +151,8 @@ feel free to use newer features wisely.
 Test your code and make sure it passes. Our testing harness requires [node.js](http://nodejs.org/)
 and a few modules:
 
-1. [Install node.js](http://nodejs.org/) - 'Install' will download a package for your OS
-2. Install [PhantomJS](http://phantomjs.org/) - This can be done via `npm install phantomjs` or homebrew
+1. [Install node.js](http://nodejs.org/) version 0.10.0 or later - 'Install' will download a package for your OS
+2. Install [PhantomJS](http://phantomjs.org/) version 1.9.1 or later - This can be done via `npm install phantomjs` or homebrew
 3. Go to the directory where you have checked out `iD`
 4. Run `npm install`
 5. Run `npm test` to see whether your tests pass or fail.
diff --git a/package.json b/package.json
index 5e6325ec2..f62a01c2b 100644
--- a/package.json
+++ b/package.json
@@ -24,8 +24,8 @@
     "smash": "0.0",
     "uglify-js": "~2.2.5",
     "maki": "0.1",
-    "mocha": "~1.9",
-    "mocha-phantomjs": "~1.1.1",
+    "mocha": "~1.12",
+    "mocha-phantomjs": "~3.1.0",
     "chai": "~1.4",
     "sinon": "~1.6",
     "sinon-chai": "~2.3.1",