diff --git a/CHANGELOG.md b/CHANGELOG.md
index 401aa3f..46fce11 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 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/webpack/schema-utils/compare/v3.1.1...v4.0.0) (2021-11-16)
+
+
+### ⚠ BREAKING CHANGES
+
+* minimum supported `Node.js` version is `>= 12.13.0`
+* update `ajv` to `8.8.0` version, please read [internal changes](https://github.com/ajv-validator/ajv/releases), `postFormatter` require attention due some properties were changed
+* logic for `formatExclusiveMaximum` and `formatExclusiveMinimum` was changed (due usage `ajv-formats` package)
+
 ### [3.1.1](https://github.com/webpack/schema-utils/compare/v3.1.0...v3.1.1) (2021-07-19)
 
 
diff --git a/package-lock.json b/package-lock.json
index 840887c..d92dfd0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "schema-utils",
-  "version": "3.1.1",
+  "version": "4.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "schema-utils",
-      "version": "3.1.1",
+      "version": "4.0.0",
       "license": "MIT",
       "dependencies": {
         "@types/json-schema": "^7.0.9",
diff --git a/package.json b/package.json
index 8bf9b66..ed4cb29 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "schema-utils",
-  "version": "3.1.1",
+  "version": "4.0.0",
   "description": "webpack Validation Utils",
   "license": "MIT",
   "repository": "webpack/schema-utils",