diff --git a/package.json b/package.json
index e1c9314..f98d8e8 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,6 @@
   "devDependencies": {
     "gulp": "^3.9.1",
     "gulp-concat": "^2.6.0",
-    "gulp-uglify": "^1.5.3"
+    "gulp-uglify": "^3.0.2"
   }
 }