diff --git a/setup.py b/setup.py
index 64911596..382dda75 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 from setuptools import setup
 
 
-version = '2.0.25'
+version = '2.0.26.dev0'
 
 setup(
     name='plone.app.upgrade',