diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f839b77..991be887 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 4.2.1 (2024-12-11)
+### Added
+- Support of PHP 8.4 (See PR #80)
+
 ## 4.2.0 (2023-06-11)
 ### Added
 - Common name of country `\Sokil\IsoCodes\Database\Countries\Country::getCommonName`