diff --git a/package.json b/package.json
index 1ac8ec2..a7fb8bc 100644
--- a/package.json
+++ b/package.json
@@ -10,10 +10,10 @@
         "jquery": ">=1.7"
     },
     "devDependencies": {
-        "grunt": "^0.4.5",
-        "grunt-cli": "~0.1.13",
-        "grunt-contrib-watch": "~0.6.1",
-        "grunt-contrib-uglify": "^0.9.2",
+        "grunt": "^1.0.1",
+        "grunt-cli": "~1.2.0",
+        "grunt-contrib-watch": "~1.0.0",
+        "grunt-contrib-uglify": "^2.0.0",
         "load-grunt-tasks": "^3.1.0"
     },
     "repository": {