diff --git a/grunt/config/browserify.js b/grunt/config/browserify.js
index ffe7b2df60..f0ad28dfa1 100644
--- a/grunt/config/browserify.js
+++ b/grunt/config/browserify.js
@@ -7,6 +7,7 @@ var envify = require('envify/custom');
 var grunt = require('grunt');
 var UglifyJS = require('uglify-js');
 var uglifyify = require('uglifyify');
+var _ = require('lodash');
 
 var SIMPLE_TEMPLATE =
 '/**\n\
@@ -65,7 +66,7 @@ var basic = {
   after: [simpleBannerify]
 };
 
-var min = grunt.util._.merge({}, basic, {
+var min = _.merge({}, basic, {
   outfile: './build/react.min.js',
   debug: false,
   transforms: [envify({NODE_ENV: 'production'}), uglifyify],
@@ -94,7 +95,7 @@ var addons = {
   after: [simpleBannerify]
 };
 
-var addonsMin = grunt.util._.merge({}, addons, {
+var addonsMin = _.merge({}, addons, {
   outfile: './build/react-with-addons.min.js',
   debug: false,
   transforms: [envify({NODE_ENV: 'production'}), uglifyify],
diff --git a/grunt/tasks/browserify.js b/grunt/tasks/browserify.js
index c83ed7e65c..e36c545e17 100644
--- a/grunt/tasks/browserify.js
+++ b/grunt/tasks/browserify.js
@@ -46,7 +46,9 @@ module.exports = function() {
   };
 
   // TODO: make sure this works, test with this too
-  config.transforms.forEach(bundle.transform, bundle);
+  config.transforms.forEach(function(transform) {
+    bundle.transform({}, transform);
+  });
 
   // Actually bundle it up
   var _this = this;
diff --git a/package.json b/package.json
index fd59df67bd..351ed6b58e 100644
--- a/package.json
+++ b/package.json
@@ -39,21 +39,22 @@
   },
   "devDependencies": {
     "benchmark": "~1.0.0",
-    "browserify": "~2.36.1",
-    "coverify": "~0.1.1",
+    "browserify": "~3.20.0",
+    "coverify": "~1.0.4",
     "envify": "~1.0.1",
-    "es5-shim": "~2.1.0",
-    "grunt": "~0.4.1",
+    "es5-shim": "~2.3.0",
+    "grunt": "~0.4.2",
     "grunt-cli": "~0.1.9",
     "grunt-compare-size": "~0.4.0",
     "grunt-complexity": "~0.1.3",
     "grunt-contrib-clean": "~0.5.0",
-    "grunt-contrib-compress": "~0.5.1",
-    "grunt-contrib-connect": "~0.5.0",
-    "grunt-contrib-copy": "~0.4.1",
-    "grunt-contrib-jshint": "~0.7.2",
+    "grunt-contrib-compress": "~0.6.0",
+    "grunt-contrib-connect": "~0.6.0",
+    "grunt-contrib-copy": "~0.5.0",
+    "grunt-contrib-jshint": "~0.8.0",
     "gzip-js": "~0.3.2",
     "jasmine-tapreporter": "~0.2.2",
+    "lodash": "~2.4.1",
     "microtime": "~0.5.1",
     "optimist": "~0.6.0",
     "phantomjs": "~1.9",
@@ -64,7 +65,7 @@
     "semver": "~2.2.1",
     "tmp": "~0.0.18",
     "uglify-js": "~2.4.0",
-    "uglifyify": "~1.0.1",
+    "uglifyify": "~1.1.0",
     "wd": "~0.2.6"
   },
   "engines": {