diff --git a/package.json b/package.json
index ff2f1a1..a7cd275 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "node-sass": "^4.5.0",
     "node-sass-css-importer": "0.0.3",
     "passport-local": "^1.0.0",
-    "uglify-js": "^3.0.27",
+    "uglify-js": "^3.3.0",
     "upath": "^1.0.0"
   },
   "devDependencies": {