diff --git a/package.json b/package.json
index e9f6335..f21df51 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
   ],
   "dependencies": {
     "thin": "^0.1.4",
-    "ws": "^0.7.1"
+    "ws": "^8.21.3"
   },
   "devDependencies": {
     "grunt-cli": "^0.1.13",