diff --git a/package.json b/package.json
index c9086dc..b5fc9f8 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
   "devDependencies": {
     "@fastify/multipart": "^8.0.0",
     "@types/node": "^22.0.0",
-    "fastify": "^4.17.0",
+    "fastify": "^5.2.0",
     "light-my-request": "^6.0.0",
     "multiparty": "^4.2.1",
     "standard": "^17.0.0",