diff --git a/package.json b/package.json
index 59cbd18..9a750ed 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "superagent": "^3.8.3",
     "thirty-two": "^1.0.1",
     "web3": "<0.18.2",
-    "ws": "^1.0.1",
+    "ws": "^7.2.0",
     "xmlhttprequest": "^1.8.0",
     "ethereumjs-wallet": "^0.6.2",
     "ethereumjs-tx": "^1.3.7",