diff --git a/reference/configuration/twig.rst b/reference/configuration/twig.rst
index 0fcba509f31..bec117cc609 100644
--- a/reference/configuration/twig.rst
+++ b/reference/configuration/twig.rst
@@ -315,7 +315,7 @@ mailer
 html_to_text_converter
 ......................
 
-**type**: ``string`` **default**: ````
+**type**: ``string`` **default**: ``null``
 
 .. versionadded:: 6.2