diff --git a/package.json b/package.json
index 2c3b8e0..e62d84a 100644
--- a/package.json
+++ b/package.json
@@ -7,8 +7,8 @@
   "dependencies": {
     "bower": "~1.8.0",
     "grunt": "~1.0.1",
-    "grunt-contrib-cssmin": "~2.0.0",
-    "grunt-contrib-uglify": "~2.2.0"
+    "grunt-contrib-cssmin": "~2.2.0",
+    "grunt-contrib-uglify": "~3.0.0"
   },
   "devDependencies": {
     "grunt-contrib-compress": "~1.4.1",