diff --git a/doc/usage/extensions/autosectionlabel.rst b/doc/usage/extensions/autosectionlabel.rst
index c021d6336aa..b5b9b51a994 100644
--- a/doc/usage/extensions/autosectionlabel.rst
+++ b/doc/usage/extensions/autosectionlabel.rst
@@ -49,6 +49,7 @@ Configuration
 
 Debugging
 ---------
+
 The ``WARNING: undefined label`` indicates that your reference in
 :rst:role:`ref` is mis-spelled. Invoking :program:`sphinx-build` with ``-vv``
 (see :option:`-v`) will print all section names and the labels that have been