diff --git a/npm/examples/hello_world/package.json b/npm/examples/hello_world/package.json
index 6a89c80a5..4ecd22156 100644
--- a/npm/examples/hello_world/package.json
+++ b/npm/examples/hello_world/package.json
@@ -9,7 +9,7 @@
   },
   "author": "",
   "dependencies": {
-    "express": "4.14.0"
+    "express": "4.21.2"
   },
   "devDependencies": {
     "supertest": "2.0.0",