diff --git a/package.json b/package.json
index 8354d0d..34016b9 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,6 @@
     "express": "^4.13.3",
     "serialport": "^2.0.5",
     "socket.io": "^1.3.7",
-    "ws": "^0.8.0"
+    "ws": "^7.2.3"
   }
 }