diff --git a/package.json b/package.json
index d978527..e8d5ba0 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     ]
   , "dependencies": {
         "debug": "*"
-      , "ws": "0.4.20"
+      , "ws": "7.2.0"
   }
   , "devDependencies": {
         "mocha": "*"