diff --git a/package.json b/package.json
index 3958fba..a9ea5df 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
   },
   "homepage": "https://github.com/lependu/fastify-nodemailer#readme",
   "devDependencies": {
-    "fastify": "^2.4.1",
+    "fastify": "^2.13.0",
     "standard": "^14.0.0",
     "tap": "^12.7.0"
   },