diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index bca7572015c..8263b086376 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -13,6 +13,7 @@ Yii Framework 2 Change Log
 - Enh #20268: Minor optimisation in `\yii\helpers\BaseArrayHelper::map` (chriscpty)
 - Enh #20273: Remove unnecessary `paragonie/random_compat` dependency (timwolla)
 - Chg #20276: Removed autogenerated migration phpdoc (userator)
+- Bug #20284: Revert punycode to 1.4.x which supports pre ES6 format (mtangoo)
 - New #20279: Add to the `\yii\web\Request` CSRF validation by custom HTTP header (olegbaturin)
 - Enh #20279: Add to the `\yii\web\Request` `csrfHeader` property to configure a custom  HTTP header for CSRF validation (olegbaturin)
 - Enh #20279: Add to the `\yii\web\Request` `csrfTokenSafeMethods` property to configure a custom safe HTTP methods list (olegbaturin)