Prepare for 4.0.0 release
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 7f14e60..d3efd61 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,3 +1,8 @@
+4.0.0
+-----
+
+- No Changes from 4.0.0b1.
+
4.0.0b1
-------
diff --git a/mock/__init__.py b/mock/__init__.py
index cdf5a16..3624b22 100644
--- a/mock/__init__.py
+++ b/mock/__init__.py
@@ -7,7 +7,7 @@
import mock.mock as _mock
from mock.mock import *
-__version__ = '4.0.0b1'
+__version__ = '4.0.0'
version_info = tuple(int(p) for p in
re.match(r'(\d+).(\d+).(\d+)', __version__).groups())
