diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index e28eff5..e6f8775 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "3.0.2"
+  ".": "4.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c9f6f2e..1c2bcec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,24 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [4.0.0](https://github.com/nodeshift/faas-js-runtime/compare/v3.0.2...v4.0.0) (2026-06-24)
+
+
+### ⚠ BREAKING CHANGES
+
+* remove Node 20 support ([#445](https://github.com/nodeshift/faas-js-runtime/issues/445))
+
+### Features
+
+* Adding dependabot for updating github actions ([#440](https://github.com/nodeshift/faas-js-runtime/issues/440)) ([714b93e](https://github.com/nodeshift/faas-js-runtime/commit/714b93e1b3b0fe5305879b28b2765a440e43c913))
+* remove Node 20 support ([#445](https://github.com/nodeshift/faas-js-runtime/issues/445)) ([fefbc86](https://github.com/nodeshift/faas-js-runtime/commit/fefbc8681caf2c09c6e459eb23cd823cb80f4d78))
+
+
+### Bug Fixes
+
+* package.json & package-lock.json to reduce vulnerabilities ([#439](https://github.com/nodeshift/faas-js-runtime/issues/439)) ([18de2b2](https://github.com/nodeshift/faas-js-runtime/commit/18de2b2974615581e934c04ac9003e72c251e133))
+* upgrade tsd from 0.28.1 to 0.32.0 ([#423](https://github.com/nodeshift/faas-js-runtime/issues/423)) ([3bb3df0](https://github.com/nodeshift/faas-js-runtime/commit/3bb3df089447cc8bf61d5a35e2f0e538959803c9))
+
 ## [3.0.2](https://github.com/nodeshift/faas-js-runtime/compare/v3.0.1...v3.0.2) (2025-07-15)
 
 
diff --git a/package-lock.json b/package-lock.json
index 3fb9494..38f2a63 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "faas-js-runtime",
-  "version": "3.0.2",
+  "version": "4.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "faas-js-runtime",
-      "version": "3.0.2",
+      "version": "4.0.0",
       "license": "Apache-2.0",
       "dependencies": {
         "cloudevents": "^8.0.2",
diff --git a/package.json b/package.json
index 431a1b0..5941e09 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "faas-js-runtime",
-  "version": "3.0.2",
+  "version": "4.0.0",
   "repository": {
     "type": "git",
     "url": "git+https://github.com/nodeshift/faas-js-runtime.git"