diff --git a/src/DataGrid.php b/src/DataGrid.php
index eead1cd20..27c4951bd 100644
--- a/src/DataGrid.php
+++ b/src/DataGrid.php
@@ -3325,7 +3325,7 @@ protected function addToExports(Export $export): Export
 	}
 
 
-	private function getPresenterInstance(): Presenter
+	protected function getPresenterInstance(): Presenter
 	{
 		return $this->getPresenter();
 	}
diff --git a/src/DataModel.php b/src/DataModel.php
index d6a4394f0..43dcaadce 100644
--- a/src/DataModel.php
+++ b/src/DataModel.php
@@ -31,7 +31,7 @@
  * @method onAfterFilter(IDataSource $dataSource)
  * @method onAfterPaginated(IDataSource $dataSource)
  */
-final class DataModel
+class DataModel
 {
 
 	use SmartObject;
@@ -54,7 +54,7 @@ final class DataModel
 	/**
 	 * @var IDataSource
 	 */
-	private $dataSource;
+	protected $dataSource;
 
 	/**
 	 * @param mixed $source