diff --git a/package.json b/package.json
index b7a4854..b947c1c 100644
--- a/package.json
+++ b/package.json
@@ -71,22 +71,22 @@
   },
   "devDependencies": {
     "chai": "~3.5.0",
-    "grunt": "~0.4.5",
+    "grunt": "~1.0.1",
     "grunt-blanket": "~0.0.10",
     "grunt-contrib-clean": "~1.0.0",
     "grunt-contrib-concat": "~1.0.1",
     "grunt-contrib-copy": "~1.0.0",
-    "grunt-contrib-cssmin": "~1.0.1",
-    "grunt-contrib-htmlmin": "~1.4.0",
-    "grunt-contrib-jshint": "~1.0.0",
-    "grunt-contrib-less": "~1.3.0",
-    "grunt-contrib-uglify": "~1.0.1",
+    "grunt-contrib-cssmin": "~1.0.2",
+    "grunt-contrib-htmlmin": "~2.0.0",
+    "grunt-contrib-jshint": "~1.1.0",
+    "grunt-contrib-less": "~1.4.0",
+    "grunt-contrib-uglify": "~2.0.0",
     "grunt-env": "~0.4.4",
     "grunt-express": "~1.4.1",
     "grunt-filerev": "~2.3.1",
     "grunt-inline-angular-templates": "~0.1.5",
     "grunt-line-remover": "~0.0.2",
-    "grunt-mocha-test": "~0.12.7",
+    "grunt-mocha-test": "~0.13.2",
     "grunt-replace": "~1.0.1",
     "grunt-usemin": "~3.1.1",
     "grunt-webfont": "~1.4.0",