diff --git a/en/08_Changelogs/5.4.0.md b/en/08_Changelogs/5.4.0.md
index 6345b094..e342a0ec 100644
--- a/en/08_Changelogs/5.4.0.md
+++ b/en/08_Changelogs/5.4.0.md
@@ -204,6 +204,12 @@ The `SilverStripe\CMS\Model\SiteTree.DESCRIPTION` localisation key (along with t
 - [`RemoteFileModalExtension::getSchemaResponse()`](api:SilverStripe\AssetAdmin\Extensions\RemoteFileModalExtension::getSchemaResponse()) has been deprecated. It will be replaced with `RemoteFileModalExtension::getOwner()->getSchemaResponse()`.
 - [`InternalLinkModalExtension`](api:SilverStripe\CMS\Forms\InternalLinkModalExtension) has been deprecated. It will be replaced with configuration on [`ModalController`](api:SilverStripe\Admin\ModalController).
 - [`FormField::validate()`](api:SilverStripe\Forms\FormField::validate()) will take zero arguments and return a ValidationResult object instead of a boolean in CMS 6.0.0.
+- [`FieldsValidator`](api:SilverStripe\Forms\FieldsValidator) has been deprecated. It will be replaced with functionality inside [`Form::validate()`](api:Silverstripe\Forms\Form::validate()).
+- [`Validator`](api:SilverStripe\Forms\Validator) has been deprecated. It will be renamed to `SilverStripe\Forms\Validation\Validator`.
+- [`RequiredFields`](api:SilverStripe\Forms\RequiredFields) has been deprecated. It will be renamed to `SilverStripe\Forms\Validation\RequiredFieldsValidator`.
+- [`CompositeValidator`](api:SilverStripe\Forms\CompositeValidator) has been deprecated. It will be renamed to `SilverStripe\Forms\Validation\CompositeValidator`.
+- [`UserFormsRequiredFields`](api:SilverStripe\UserForms\Form\UserFormsRequiredFields) has been deprecated. It will be renamed to `SilverStripe\UserForms\Form\UserFormsRequiredFieldsValidator`.
+- [`AWRequiredFields`](api:Symbiote\AdvancedWorkflow\Forms\AWRequiredFields) has been deprecated. It will be renamed to `Symbiote\AdvancedWorkflow\Forms\AWRequiredFieldsValidator`.
 
 ## Bug fixes