diff --git a/CHANGELOG.md b/CHANGELOG.md
index 87e4f348..9a36d9a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,9 +4,16 @@ All notable changes to this project will be documented in this file. Dates are d
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+#### [v4.0.0](https://github.com/pagopa/io-app-design-system/compare/v3.1.0...v4.0.0)
+
+- [IOAPPX-435] Improve typography by standardising sizes and removing redundant styles [`#360`](https://github.com/pagopa/io-app-design-system/pull/360)
+
 #### [v3.1.0](https://github.com/pagopa/io-app-design-system/compare/v3.0.1...v3.1.0)
 
+> 15 November 2024
+
 - [IOPID-2426] Tooltip component [`#351`](https://github.com/pagopa/io-app-design-system/pull/351)
+- chore: release 3.1.0 [`5da7ef5`](https://github.com/pagopa/io-app-design-system/commit/5da7ef576a9f0b61eba4f11237f8305e4b52c36e)
 
 #### [v3.0.1](https://github.com/pagopa/io-app-design-system/compare/v3.0.0...v3.0.1)
 
diff --git a/package.json b/package.json
index 8c1d6af0..7a8a723a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@pagopa/io-app-design-system",
-  "version": "3.1.0",
+  "version": "4.0.0",
   "description": "The library defining the core components of the design system of @pagopa/io-app",
   "main": "lib/commonjs/index",
   "module": "lib/module/index",