diff --git a/performance.rst b/performance.rst
index 46ed5b9c7f8..afd5295a9e3 100644
--- a/performance.rst
+++ b/performance.rst
@@ -109,9 +109,7 @@ During container compilation (e.g. when running the ``cache:clear`` command),
 Symfony generates a file called ``preload.php`` in the ``config/`` directory
 with the list of classes to preload.
 
-The only requirement is that you need to set both ``container.dumper.inline_factories``
-and ``container.dumper.inline_class_loader`` parameters to ``true``. Then, you
-can configure PHP to use this preload file:
+You can configure PHP to use this preload file:
 
 .. code-block:: ini