diff --git a/example/package.json b/example/package.json
index 84516dc..cc135cf 100644
--- a/example/package.json
+++ b/example/package.json
@@ -7,6 +7,6 @@
     "start": "node index.js"
   },
   "dependencies": {
-    "express": "4.16.3"
+    "express": "4.22.0"
   }
 }