Use Python 3 instead of 3.0.
diff --git a/Doc/library/mhlib.rst b/Doc/library/mhlib.rst
index 2aab1dc..939bdc7 100644
--- a/Doc/library/mhlib.rst
+++ b/Doc/library/mhlib.rst
@@ -6,7 +6,7 @@
    :deprecated:
 
 .. deprecated:: 2.6
-    The :mod:`mhlib` module has been removed in Python 3.0. Use the
+    The :mod:`mhlib` module has been removed in Python 3. Use the
     :mod:`mailbox` instead.
 
 .. sectionauthor:: Skip Montanaro <skip@pobox.com>