Fix up markup in the deprecation notice.
diff --git a/Doc/library/bastion.rst b/Doc/library/bastion.rst
index cfc48a5..35ecd75 100644
--- a/Doc/library/bastion.rst
+++ b/Doc/library/bastion.rst
@@ -7,7 +7,7 @@
    :deprecated:
    
 .. deprecated:: 2.6
-   The Bastion module has been removed in Python 3.0.
+   The :mod:`Bastion` module has been removed in Python 3.0.
    
 .. moduleauthor:: Barry Warsaw <bwarsaw@python.org>