diff --git a/CHANGES.rst b/CHANGES.rst
index 1babba74ba8642fcfffd50de9ac73ffa120bf769..fbb4bef5238a8e8fbbcd4dadc0934ec7354e7f0b 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -4,6 +4,12 @@ Changelog
 This is a record of changes made between each Mutalyzer release.
 
 
+Version 2.0.3
+-------------
+
+Release date to be decided.
+
+
 Version 2.0.2
 -------------
 
diff --git a/mutalyzer/__init__.py b/mutalyzer/__init__.py
index a10b3ced5fc09db7ac68f1a346d41c6c6f89b539..5040487e5f401c00be3b55266f2da6be3fcb1fcc 100644
--- a/mutalyzer/__init__.py
+++ b/mutalyzer/__init__.py
@@ -14,7 +14,7 @@ HGVS variant nomenclature checker.
 # [1] http://peak.telecommunity.com/DevCenter/setuptools#specifying-your-project-s-version
 # [2] http://semver.org/
 
-__version_info__ = ('2', '0', '2')
+__version_info__ = ('2', '0', '3', 'dev')
 __date__ = '9 Oct 2014'