Fixed Issue8209 - OptionParser keyword arg 'epilog' not mentioned in the docs
diff --git a/Doc/library/optparse.rst b/Doc/library/optparse.rst
index e40ffff..50c62aa 100644
--- a/Doc/library/optparse.rst
+++ b/Doc/library/optparse.rst
@@ -767,7 +767,8 @@
       The string to use when expanding ``"%prog"`` in ``usage`` and ``version``
       instead of ``os.path.basename(sys.argv[0])``.
 
-
+   ``epilog`` (default: ``None``)
+      A paragraph of help text to print after the option help.
 
 .. _optparse-populating-parser: