diff --git a/configurations/__init__.py b/configurations/__init__.py
index 1ae1e42..a2cde93 100644
--- a/configurations/__init__.py
+++ b/configurations/__init__.py
@@ -13,3 +13,14 @@ def load_ipython_extension(ipython):
     from . import importer
 
     importer.install()
+
+
+def setup(app):
+    """
+    The callback for Sphinx that acts as a Sphinx extension.
+
+    Add this to the ``extensions`` config variable in your ``conf.py``.
+    """
+    from . import importer
+
+    importer.install()
diff --git a/docs/cookbook.rst b/docs/cookbook.rst
index 2999a03..b165bb2 100644
--- a/docs/cookbook.rst
+++ b/docs/cookbook.rst
@@ -212,3 +212,33 @@ As you can see django-configurations provides a helper module
 ``configurations.fastcgi`` that handles the setup of your configurations.
 
 .. _runfcgi: https://docs.djangoproject.com/en/1.5/howto/deployment/fastcgi/
+
+
+Sphinx
+------
+
+.. versionadded: 0.9
+
+In case you would like to user the amazing `autodoc` feature of the
+documentation tool `Sphinx <http://sphinx-doc.org/>`_, you need add
+django-configurations to your ``extensions`` config variable and set
+the environment variable accordingly:
+
+.. code-block:: python
+   :emphasize-lines: 2-3, 12
+
+    # My custom Django environment variables
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'mysite.settings')
+    os.environ.setdefault('DJANGO_CONFIGURATION', 'Dev')
+
+    # Add any Sphinx extension module names here, as strings. They can be extensions
+    # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
+    extensions = [
+        'sphinx.ext.autodoc',
+        'sphinx.ext.intersphinx',
+        'sphinx.ext.viewcode',
+        # ...
+        'configurations',
+    ]
+
+    # ...
\ No newline at end of file