diff --git a/examples/package.json b/examples/package.json
index d90d812..197e453 100644
--- a/examples/package.json
+++ b/examples/package.json
@@ -25,7 +25,7 @@
     "koa": "^3.0.0",
     "koa-bodyparser": "^4.4.1",
     "koa-router": "^13.1.0",
-    "zod": "^4.0.0"
+    "zod": "^4.5.4"
   },
   "devDependencies": {
     "vitest": "^3.0.0"