Preparing for 3.0.4 release.
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 4e6605e..f696a85 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,3 +1,8 @@
+3.0.4
+-----
+
+- Include the license, readme and changelog in the source distribution.
+
 3.0.3
 -----
 
diff --git a/mock/mock.py b/mock/mock.py
index 138b320..19cb4dd 100644
--- a/mock/mock.py
+++ b/mock/mock.py
@@ -68,7 +68,7 @@
 import six
 from six import wraps
 
-__version__ = '3.0.3'
+__version__ = '3.0.4'
 version_info = tuple(int(p) for p in __version__.split('.'))
 
 import mock