diff --git a/CHANGELOG.rst b/CHANGELOG.rst
new file mode 100644
index 0000000..1fdffb8
--- /dev/null
+++ b/CHANGELOG.rst
@@ -0,0 +1,8 @@
+=============
+Release Notes
+=============
+
+0.5.0
+-----
+
+* Allow use of cache key prefixes from the CACHES settings if CACHE_MULTISITE_KEY_PREFIX not set
diff --git a/multisite/__init__.py b/multisite/__init__.py
index 5767564..d111659 100644
--- a/multisite/__init__.py
+++ b/multisite/__init__.py
@@ -1 +1,3 @@
 from .threadlocals import SiteDomain, SiteID
+
+VERSION = "0.5.0"
diff --git a/setup.py b/setup.py
index 663e99a..de68995 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@ def long_description():
 
 
 setup(name='django-multisite',
-      version='0.4.1',
+      version='0.5.0',
       description='Serve multiple sites from a single Django application',
       long_description=long_description(),
       author='Leonid S Shestera',