Use Python 3 instead of 3.0.
diff --git a/Doc/c-api/objbuffer.rst b/Doc/c-api/objbuffer.rst
index 90dce62..c5228c6 100644
--- a/Doc/c-api/objbuffer.rst
+++ b/Doc/c-api/objbuffer.rst
@@ -8,7 +8,7 @@
 
 This section describes the legacy buffer protocol, which has been introduced
 in Python 1.6. It is still supported but deprecated in the Python 2.x series.
-Python 3.0 introduces a new buffer protocol which fixes weaknesses and
+Python 3 introduces a new buffer protocol which fixes weaknesses and
 shortcomings of the protocol, and has been backported to Python 2.6.  See
 :ref:`bufferobjects` for more information.