diff --git a/datalad/version.py b/datalad/version.py
index 0e7ec91feb..90665e55a1 100644
--- a/datalad/version.py
+++ b/datalad/version.py
@@ -12,7 +12,7 @@
 from os.path import lexists, dirname, join as opj, curdir
 
 # Hard coded version, to be done by release process
-__version__ = '0.2.3'
+__version__ = '0.2.3.dev1'
 
 # NOTE: might cause problems with "python setup.py develop" deployments
 #  so I have even changed buildbot to use  pip install -e .