diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index ea72e2a7e5..722093462b 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -36,6 +36,7 @@ Yii Framework 2 Change Log
 - Bug #10029: Fixed MaskedInput not working with PJAX (martrix78, samdark)
 - Bug #10101: Fixed assignments saving on role removing in `\yii\rbac\PhpManager` (rezident1307)
 - Bug #10142: Fixed `yii\validators\EmailValidator` to check the length of email properly (silverfire)
+- Bug #10278: Fixed `yii\helpers\BaseJson` support \SimpleXMLElement data (SilverFire, LAV45)
 - Bug: Fixed generation of canonical URLs for `ViewAction` pages (samdark)
 - Bug: Fixed `mb_*` functions calls to use `UTF-8` or `Yii::$app->charset` (silverfire)
 - Enh #3506: Added `\yii\validators\IpValidator` to perform validation of IP addresses and subnets (SilverFire, samdark)