diff -r 123804a72a8f Doc/library/binascii.rst
--- a/Doc/library/binascii.rst	Fri Nov 01 14:24:28 2013 -0700
+++ b/Doc/library/binascii.rst	Sat Nov 02 12:41:31 2013 +0800
@@ -156,8 +156,8 @@
    of hexadecimal digits (which can be upper or lower case), otherwise a
    :exc:`TypeError` is raised.
 
-   .. versionchanged:: 3.2
-      Accept only bytestring or bytearray objects as input.
+   .. versionchanged:: 3.3
+      Accept only bytes, buffer or ASCII string as input.
 
 
 .. exception:: Error