diff --git a/application/src/Controller/AbstractEntityController.php b/application/src/Controller/AbstractEntityController.php
index 0804b86..93b6544 100644
--- a/application/src/Controller/AbstractEntityController.php
+++ b/application/src/Controller/AbstractEntityController.php
@@ -7,22 +7,39 @@ use FOS\RestBundle\Controller\FOSRestController;
 use Symfony\Component\HttpFoundation\RedirectResponse;
 
 /**
+ * @todo Check which of the as deprecated declared functions make sense to remove
+ *
  * @author kevinfrantz
  */
 abstract class AbstractEntityController extends FOSRestController
 {
     /**
+     * @deprecated
+     *
      * @var string
      */
     protected $entityName;
 
+    /**
+     * @deprecated
+     */
     public function __construct()
     {
         $this->setEntityName();
     }
 
+    /**
+     * @deprecated
+     */
     abstract protected function setEntityName(): void;
 
+    /**
+     * @deprecated
+     *
+     * @param int $id
+     *
+     * @return EntityInterface
+     */
     protected function loadEntityById(int $id): EntityInterface
     {
         $entity = $this->getDoctrine()
@@ -35,6 +52,13 @@ abstract class AbstractEntityController extends FOSRestController
         return $entity;
     }
 
+    /**
+     * @deprecated
+     *
+     * @param string $slug
+     *
+     * @return EntityInterface
+     */
     protected function loadEntityBySlug(string $slug): EntityInterface
     {
         $entity = $this->getDoctrine()
@@ -47,6 +71,14 @@ abstract class AbstractEntityController extends FOSRestController
         return $entity;
     }
 
+    /**
+     * @deprecated
+     *
+     * @param string $route
+     * @param int    $id
+     *
+     * @return RedirectResponse
+     */
     protected function redirectToRouteById(string $route, int $id): RedirectResponse
     {
         return $this->redirectToRoute($route, [