diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7ffb663..d14cd35 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+v2.2.x :
+- Change test to use PHPUnit 9 for support of 7.4, 8.1, 8.2, 8.3
+
 v2.1.x :
 
 - Added Kode Wilayah Indonesia (KodWilId) class