Fix heading style inconsistencies.
diff --git a/Doc/library/urllib.request.rst b/Doc/library/urllib.request.rst
index c1c60c2..6c7b541 100644
--- a/Doc/library/urllib.request.rst
+++ b/Doc/library/urllib.request.rst
@@ -1,4 +1,4 @@
-:mod:`urllib.request` --- extensible library for opening URLs
+:mod:`urllib.request` --- Extensible library for opening URLs
=============================================================
.. module:: urllib.request
@@ -1273,8 +1273,8 @@
-:mod:`urllib.response` --- Response classes used by urllib.
-===========================================================
+:mod:`urllib.response` --- Response classes used by urllib
+==========================================================
.. module:: urllib.response
:synopsis: Response classes used by urllib.