diff --git a/example/package.json b/example/package.json
index 403b58b2..d2e7b778 100644
--- a/example/package.json
+++ b/example/package.json
@@ -1,6 +1,6 @@
 {
   "dependencies": {
     "express": "^4.12.3",
-    "ws": "^0.7.1"
+    "ws": "^7.2.1"
   }
 }