diff --git a/CHANGES.txt b/CHANGES.txt
index 60b8c40..9162b2c 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -2,6 +2,12 @@
 CHANGES
 =======
 
+1.1.1 (unreleased)
+------------------
+
+- Nothing changed yet.
+
+
 1.1.0 (2013-09-27)
 ------------------
 
diff --git a/setup.py b/setup.py
index 869ef8f..5ccb664 100644
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@ def read(*rnames):
 
 setup (
     name='z3c.currency',
-    version='1.1.0',
+    version='1.1.1.dev0',
     author = "Stephan Richter and the Zope Community",
     author_email = "zope3-dev@zope.org",
     description = "A currency field and support for ``z3c.form``.",