diff --git a/docs/source/development/api.rst b/docs/source/development/api.rst
index 012178cbe..6905075d9 100644
--- a/docs/source/development/api.rst
+++ b/docs/source/development/api.rst
@@ -109,6 +109,65 @@ Configure the api using Yaml (see the full configuration below):
                            GET: true
                            HEAD: true
 
+.. note::
+
+   If you are working on a shared bundle (aka "The chill bundles"), you should define your configuration inside the class :code:`ChillXXXXBundleExtension`, using the "prependConfig" feature:
+
+   .. code-block:: php
+
+      namespace Chill\PersonBundle\DependencyInjection;
+
+      use Symfony\Component\DependencyInjection\ContainerBuilder;
+      use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
+      use Symfony\Component\HttpFoundation\Request;
+
+      /**
+       * Class ChillPersonExtension
+       * Loads and manages your bundle configuration
+       *
+       * To learn more see {@link http://symfony.com/doc/current/cookbook/bundles/extension.html}
+       * @package Chill\PersonBundle\DependencyInjection
+       */
+      class ChillPersonExtension extends Extension implements PrependExtensionInterface
+      {
+          public function prepend(ContainerBuilder $container)
+          {
+              $this->prependCruds($container);
+          }
+
+          /**
+           * @param ContainerBuilder $container
+           */
+          protected function prependCruds(ContainerBuilder $container)
+          {
+              $container->prependExtensionConfig('chill_main', [
+                  'apis' => [
+                      [
+                          'class' => \Chill\PersonBundle\Entity\AccompanyingPeriod\Origin::class,
+                          'name' => 'accompanying_period_origin',
+                          'base_path' => '/api/1.0/person/accompanying-period/origin',
+                          'controller' => \Chill\PersonBundle\Controller\OpeningApiController::class,
+                          'base_role' => 'ROLE_USER',
+                          'actions' => [
+                              '_index' => [
+                                  'methods' => [ 
+                                      Request::METHOD_GET => true,
+                                      Request::METHOD_HEAD => true
+                                  ],
+                              ],
+                              '_entity' => [
+                                  'methods' => [ 
+                                      Request::METHOD_GET => true,
+                                      Request::METHOD_HEAD => true
+                                  ]
+                              ],
+                          ]
+                      ]
+                  ]
+              ]);
+          }
+      }
+
 The :code:`_index` and :code:`_entity` action
 =============================================