diff --git a/CHANGES.rst b/CHANGES.rst
index 145ac77..417ff53 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,12 @@
 Changes
 =======
 
+4.4.2 (unreleased)
+------------------
+
+- Nothing changed yet.
+
+
 4.4.1 (2017-09-26)
 ------------------
 
diff --git a/setup.py b/setup.py
index 947f554..6a67a9a 100644
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,7 @@ def read(*rnames):
 
 setup(
     name='zope.component',
-    version='4.4.1',
+    version='4.4.2.dev0',
     url='https://github.com/zopefoundation/zope.component',
     license='ZPL 2.1',
     description='Zope Component Architecture',