diff --git a/CHANGES.rst b/CHANGES.rst
index ceed25a..824f037 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -4,6 +4,12 @@ Changelog
 Here you can see the full list of changes between each SQLAlchemy-Utils release.
 
 
+0.21.0 (2013-11-11)
+^^^^^^^^^^^^^^^^^^^
+
+- Added support for cached aggregates
+
+
 0.20.0 (2013-10-24)
 ^^^^^^^^^^^^^^^^^^^
 
diff --git a/setup.py b/setup.py
index 9cb382e..e2f8384 100644
--- a/setup.py
+++ b/setup.py
@@ -59,7 +59,7 @@ for name, requirements in extras_require.items():
 
 setup(
     name='SQLAlchemy-Utils',
-    version='0.20.0',
+    version='0.21.0',
     url='https://github.com/kvesteri/sqlalchemy-utils',
     license='BSD',
     author='Konsta Vesterinen, Ryan Leckey, Janne Vanhala, Vesa Uimonen',
diff --git a/sqlalchemy_utils/__init__.py b/sqlalchemy_utils/__init__.py
index 7911b77..6fcc71e 100644
--- a/sqlalchemy_utils/__init__.py
+++ b/sqlalchemy_utils/__init__.py
@@ -1,3 +1,4 @@
+from .aggregates import aggregated_attr
 from .decorators import generates
 from .exceptions import ImproperlyConfigured
 from .functions import (
@@ -50,10 +51,11 @@ from .types import (
 )
 
 
-__version__ = '0.20.0'
+__version__ = '0.21.0'
 
 
 __all__ = (
+    aggregated_attr,
     batch_fetch,
     coercion_listener,
     defer_except,