diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 3d3c5268..132ec753 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "4.2.1"
+  ".": "4.2.2"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9544833..8770fa16 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+## [4.2.2](https://github.com/H4ad/serverless-adapter/compare/v4.2.1...v4.2.2) (2024-09-06)
+
+
+### Bug Fixes
+
+* **apig-v1-adapter:** lowercase request headers ([4fbb588](https://github.com/H4ad/serverless-adapter/commit/4fbb5880283ba0fad54374baeb572ca706b804e6))
+
+
+### Documentation
+
+* fix Apollo Server package name in npm command ([4d4cece](https://github.com/H4ad/serverless-adapter/commit/4d4ceced9d2f882f7431830134d293c187aff4f3))
+* **getting-started:** update npm install command ([ee4661f](https://github.com/H4ad/serverless-adapter/commit/ee4661fc3a7a3d518d4ff3f4ff033ce5a01066ba))
+
+
+### Miscellaneous Chores
+
+* bump express from 4.18.2 to 4.19.2 in /benchmark ([98e84d1](https://github.com/H4ad/serverless-adapter/commit/98e84d1a6cb7d05bab6506bf2225573c8bd6e50d))
+
 ## [4.2.1](https://github.com/H4ad/serverless-adapter/compare/v4.2.0...v4.2.1) (2024-02-29)
 
 
diff --git a/package-lock.json b/package-lock.json
index 241dfbf5..64482828 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@h4ad/serverless-adapter",
-  "version": "4.2.1",
+  "version": "4.2.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@h4ad/serverless-adapter",
-      "version": "4.2.1",
+      "version": "4.2.2",
       "license": "MIT",
       "devDependencies": {
         "@apollo/server": "4.10.0",
diff --git a/package.json b/package.json
index 2f212610..fb24a438 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@h4ad/serverless-adapter",
-  "version": "4.2.1",
+  "version": "4.2.2",
   "description": "Run REST APIs and other web applications using your existing Node.js application framework (NestJS, Express, Koa, Hapi, Fastify and many others), on top of AWS, Azure, Digital Ocean and many other clouds.",
   "type": "module",
   "main": "./lib/index.cjs",