diff --git a/CHANGES.rst b/CHANGES.rst
index f70109fdbb683f8c47960768eb9618ee3475e860..2796eaedf6f6219e0f4c0f1f8f581dfc780666b3 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -4,6 +4,12 @@ Changelog
 This is a record of changes made between each Mutalyzer release.
 
 
+Version 2.0.12
+--------------
+
+Release date to be decided.
+
+
 Version 2.0.11
 --------------
 
diff --git a/mutalyzer/__init__.py b/mutalyzer/__init__.py
index 7413f5e40e8e38dad1dc657005b55fec976c2f8c..6f31e12169f11879115db4196a1bcdbcdff3ec82 100644
--- a/mutalyzer/__init__.py
+++ b/mutalyzer/__init__.py
@@ -21,7 +21,7 @@ from __future__ import unicode_literals
 # [1] http://peak.telecommunity.com/DevCenter/setuptools#specifying-your-project-s-version
 # [2] http://semver.org/
 
-__version_info__ = ('2', '0', '11')
+__version_info__ = ('2', '0', '12', 'dev')
 __date__ = '6 Aug 2015'