diff --git a/setup.py b/setup.py
index 9b13e132ee62c1e25296243f5eb8a136a1e2992d..f44d2245128f2031f504320b12f30282f5a3d8ac 100644
--- a/setup.py
+++ b/setup.py
@@ -1,6 +1,6 @@
 from setuptools import setup, find_packages
 
-version = '0.12'
+version = '0.12.1-dev'
 name = 'slapos.recipe.build'
 long_description = open("README.rst").read() + "\n" + \
     open("CHANGES.txt").read() + "\n"