diff --git a/migrations/54-60/removed-backward-incompatibility.md b/migrations/54-60/removed-backward-incompatibility.md
index 137a14ad..4e33dff8 100644
--- a/migrations/54-60/removed-backward-incompatibility.md
+++ b/migrations/54-60/removed-backward-incompatibility.md
@@ -242,3 +242,17 @@ $table = new \Joomla\CMS\Table\Content($db);
 - PR: https://github.com/joomla/joomla-cms/pull/45425
 - File: libraries/src/Application/WebApplication.php
 - Description: The `$item_associations` was added to the `WebApplication` class for improved PHP 8.2 compatibility and is not used at all.
+
+### fetchExtensionCompatibility of the UpdateController got removed
+
+- PR: https://github.com/joomla/joomla-cms/pull/45436
+- File: administrator/components/com_joomlaupdate/src/Controller/UpdateController.php
+- Description: The `fetchExtensionCompatibility` function in the the `UpdateController` class got removed as the `batchextensioncompatibility` should be used:
+
+```php
+// Old:
+$updateController->fetchExtensionCompatibility();
+
+// New:
+$updateController->batchextensioncompatibility();
+```