diff --git a/package.json b/package.json
index 87eb449..9203918 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   "license": "MIT",
   "devDependencies": {
     "chai": "3.5.0",
-    "grunt": "0.4.5",
+    "grunt": "1.0.3",
     "grunt-cli": "1.2.0",
     "grunt-contrib-jshint": "1.1.0",
     "grunt-contrib-watch": "1.0.0",