diff --git a/CHANGELOG.md b/CHANGELOG.md
index d50c53b8..0a839ad3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ 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).
 
+#### [v4.3.0](https://github.com/pagopa/io-utils/compare/v4.2.0...v4.3.0)
+
+> 8 June 2020
+
+- Fix date and date-time format [`#184`](https://github.com/pagopa/io-utils/pull/184)
+
 #### [v4.2.0](https://github.com/pagopa/io-utils/compare/v4.1.1...v4.2.0)
 
 > 7 June 2020
@@ -11,6 +17,7 @@ Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 - [#173210783] generate camel cased prop names [`#183`](https://github.com/pagopa/io-utils/pull/183)
 - [#173210783] generate camel cased prop names (#183) [`#173210783`](https://www.pivotaltracker.com/story/show/173210783)
 - [#173210783] generate camel cased prop names [`#173210783`](https://www.pivotaltracker.com/story/show/173210783)
+- chore: release 4.2.0 [`bcd7065`](https://github.com/pagopa/io-utils/commit/bcd7065f6eb737241c7282c7afa07eac5512969a)
 - hotfix: fix linting [`20a0e2c`](https://github.com/pagopa/io-utils/commit/20a0e2c8edd87cfd1c5f87718c5923b531197379)
 
 #### [v4.1.1](https://github.com/pagopa/io-utils/compare/v4.1.0...v4.1.1)
diff --git a/package.json b/package.json
index a16bd213..7e387685 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "italia-utils",
-  "version": "4.2.0",
+  "version": "4.3.0",
   "description": "Tools and utilities for the Digital Citizenship project",
   "repository": "https://github.com/teamdigitale/italia-utils",
   "author": "https://teamdigitale.governo.it",