Use Python 3 instead of 3.0.
diff --git a/Doc/c-api/buffer.rst b/Doc/c-api/buffer.rst
index 7b6d1ae..e028369 100644
--- a/Doc/c-api/buffer.rst
+++ b/Doc/c-api/buffer.rst
@@ -33,7 +33,7 @@
Starting from version 1.6, Python has been providing Python-level buffer
objects and a C-level buffer API so that any built-in or used-defined type can
expose its characteristics. Both, however, have been deprecated because of
-various shortcomings, and have been officially removed in Python 3.0 in favour
+various shortcomings, and have been officially removed in Python 3 in favour
of a new C-level buffer API and a new Python-level object named
:class:`memoryview`.