diff --git a/package.json b/package.json
index 59c7369..665464b 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "underscore": "1.8.3",
     "uuid": "^3.2.1",
     "validator": "7.0.0",
-    "ws": "2.2.3"
+    "ws": "3.3.1"
   },
   "main": "app.js",
   "description": "",