diff --git a/package.json b/package.json
index 8b29a97..eb19455 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "devDependencies": {
     "codecov": "^3.0.0",
     "coveralls": "^3.0.0",
-    "grunt": "~1.1.0",
+    "grunt": "~1.4.1",
     "grunt-contrib-clean": "~2.0.0",
     "grunt-contrib-concat": "~1.0.0",
     "grunt-contrib-jshint": "~2.0.0",