diff --git a/package.json b/package.json
index 8dde45e3..d17ecfc9 100644
--- a/package.json
+++ b/package.json
@@ -33,33 +33,33 @@
   "main": "dist/sizzle.js",
   "dependencies": {},
   "devDependencies": {
-    "benchmark": "2.1.0",
-    "commitplease": "2.3.1",
+    "benchmark": "2.1.3",
+    "commitplease": "2.7.6",
     "grunt": "0.4.5",
     "grunt-cli": "0.1.13",
     "grunt-compare-size": "0.4.2",
-    "grunt-contrib-jshint": "1.0.0",
-    "grunt-contrib-qunit": "1.2.0",
-    "grunt-contrib-uglify": "1.0.1",
+    "grunt-contrib-jshint": "1.1.0",
+    "grunt-contrib-qunit": "1.3.0",
+    "grunt-contrib-uglify": "2.1.0",
     "grunt-contrib-watch": "1.0.0",
     "grunt-git-authors": "3.2.0",
     "grunt-jscs": "0.6.2",
-    "grunt-jsonlint": "1.0.7",
+    "grunt-jsonlint": "1.1.0",
     "grunt-karma": "2.0.0",
     "grunt-npmcopy": "0.1.0",
     "gzip-js": "0.3.2",
     "jquery": "1.9.1",
-    "karma": "1.1.1",
-    "karma-browserstack-launcher": "1.0.1",
-    "karma-chrome-launcher": "1.0.1",
+    "karma": "1.3.0",
+    "karma-browserstack-launcher": "1.2.0",
+    "karma-chrome-launcher": "2.0.0",
     "karma-firefox-launcher": "1.0.0",
-    "karma-html2js-preprocessor": "1.0.0",
-    "karma-phantomjs-launcher": "1.0.1",
-    "karma-qunit": "1.1.0",
-    "load-grunt-tasks": "3.5.0",
-    "phantomjs-prebuilt": "2.1.7",
+    "karma-html2js-preprocessor": "1.1.0",
+    "karma-phantomjs-launcher": "1.0.2",
+    "karma-qunit": "1.2.1",
+    "load-grunt-tasks": "3.5.2",
+    "phantomjs-prebuilt": "2.1.14",
     "qunitjs": "1.23.1",
-    "requirejs": "2.2.0"
+    "requirejs": "2.3.2"
   },
   "scripts": {
     "build": "npm install && grunt",