diff --git a/fastify-app-lambda/package.json b/fastify-app-lambda/package.json
index 7c45685..139d0d6 100644
--- a/fastify-app-lambda/package.json
+++ b/fastify-app-lambda/package.json
@@ -11,7 +11,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "aws-lambda-fastify": "1.0.3",
-    "fastify": "2.6.0"
+    "fastify": "3.1.1"
   },
   "devDependencies": {
     "claudia": "^5"