diff --git a/package.json b/package.json
index 5a647e0..d061433 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   "devDependencies": {
     "@faker-js/faker": "^9.0.0",
     "@types/node": "^22.0.0",
-    "fastify": "^4.11.0",
+    "fastify": "^5.0.0",
     "husky": "^9.0.11",
     "snazzy": "^9.0.0",
     "standard": "^17.0.0",