diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index b857d82..045980c 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,7 +1,7 @@
 Changelog
 =========
 
-4.1 (xx.xx.xxxx)
+4.1 (12.02.2017)
 ~~~~~~~~~~~~~~~~
 * `on_delete` on ParentalKey now defaults to CASCADE if not specified
 
diff --git a/setup.py b/setup.py
index 60d2bdb..e56cf55 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 
 setup(
     name='django-modelcluster',
-    version='4.0',
+    version='4.1',
     description="Django extension to allow working with 'clusters' of models as a single unit, independently of the database",
     author='Matthew Westcott',
     author_email='matthew.westcott@torchbox.com',