diff --git a/CHANGES.rst b/CHANGES.rst
index 0db4c98..cab516a 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -2,6 +2,12 @@
 CHANGES
 =======
 
+3.0.1 (unreleased)
+------------------
+
+- Nothing changed yet.
+
+
 3.0.0 (2015-10-02)
 ------------------
 
diff --git a/setup.py b/setup.py
index 6a97ae5..f989ac2 100644
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@ def alltests():
 
 setup (
     name="z3c.rml",
-    version='3.0.0',
+    version='3.0.1.dev0',
     author="Stephan Richter and the Zope Community",
     author_email="zope-dev@zope.org",
     description="An alternative implementation of RML",