diff --git a/package.json b/package.json
index 9551e17..a3dd120 100644
--- a/package.json
+++ b/package.json
@@ -33,6 +33,6 @@
   },
   "dependencies": {
     "accept-language-parser": "^1.5.0",
-    "fastify-plugin": "^3.0.0"
+    "fastify-plugin": "^4.2.1"
   }
 }