diff --git a/package.json b/package.json
index 8ee4b03..3ad8076 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "typescript": "^4.0.2"
   },
   "dependencies": {
-    "fastify-plugin": "^3.0.0",
+    "fastify-plugin": "^4.0.0",
     "vary": "^1.1.2"
   },
   "tsd": {