diff --git a/package.json b/package.json
index 3762cb0dd4512..2ed67b5028592 100644
--- a/package.json
+++ b/package.json
@@ -6,8 +6,7 @@
         "grunt": "0.4.5",
         "grunt-contrib-jshint": "0.11.3",
         "grunt-contrib-less": "1.1.0",
-        "grunt-contrib-uglify": "0.9.1",
-        "shifter": "0.5.0",
-        "uglify-js": "2.4.22"
+        "grunt-contrib-uglify": "0.11.0",
+        "shifter": "0.5.0"
     }
 }