diff --git a/index.js b/index.js
index a559068..0b3cdba 100644
--- a/index.js
+++ b/index.js
@@ -18,9 +18,15 @@ export const EmptyBodyError = createError(
 async function fastifyHttpQuery (fastify) {
   // `addHttpMethod` overrides existing methods, so guard against
   // registering QUERY more than once when the plugin is loaded twice.
+  // Fastify 5+ hardcodes QUERY in supportedMethods, so this branch is
+  // unreachable in the current test environment; the guard is kept for
+  // future Fastify versions / custom environments where QUERY may not yet
+  // be registered.
+  /* c8 ignore start */
   if (!fastify.supportedMethods.includes(QUERY_METHOD)) {
     fastify.addHttpMethod(QUERY_METHOD, { hasBody: true })
   }
+  /* c8 ignore stop */
 
   // Enforce the spec's server requirements before the body is parsed.
   // https://httpwg.org/http-extensions/draft-ietf-httpbis-safe-method-w-body.html
diff --git a/package.json b/package.json
index a7456d8..29c01e5 100644
--- a/package.json
+++ b/package.json
@@ -5,6 +5,9 @@
   "main": "index.js",
   "type": "module",
   "types": "types/index.d.ts",
+  "engines": {
+    "node": "^22.13.0 || >=24"
+  },
   "scripts": {
     "lint": "eslint",
     "lint:fix": "eslint --fix",
@@ -42,10 +45,10 @@
     "@fastify/etag": "^6.1.0",
     "@types/node": "^26.1.1",
     "c8": "^12.0.0",
-    "eslint": "^9.17.0",
+    "eslint": "^10.0.0",
     "fastify": "^5.0.0",
     "lefthook": "^2.1.9",
-    "neostandard": "^0.13.0",
+    "neostandard": "0.14.0-next.1",
     "proxyquire": "^2.1.3",
     "release-it": "^20.2.0",
     "@release-it/conventional-changelog": "^11.0.1",