diff --git a/package.json b/package.json
index 3f42bcb26..fcf7b0c3a 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "grunt-cli": "^1.2.0",
     "grunt-contrib-jshint": "^1.0.0",
     "grunt-contrib-qunit": "^1.2.0",
-    "grunt-contrib-uglify": "^2.0.0",
+    "grunt-contrib-uglify": "^2.3.0",
     "grunt-jsdoc": "^2.1.0",
     "grunt-node-qunit": "^2.0.2",
     "grunt-umd": "^2.3.5",