diff --git a/application/symfony/src/Controller/API/Rest/LayerController.php b/application/symfony/src/Controller/API/Rest/LayerController.php
index 012456c..fc61ac2 100644
--- a/application/symfony/src/Controller/API/Rest/LayerController.php
+++ b/application/symfony/src/Controller/API/Rest/LayerController.php
@@ -7,7 +7,7 @@ use Symfony\Component\Routing\Annotation\Route;
 use Symfony\Component\HttpFoundation\Request;
 use Infinito\Controller\API\AbstractAPIController;
 use Infinito\Domain\Request\Action\RequestedActionServiceInterface;
-use Infinito\Domain\MVC\MVCRoutineServiceInterface;
+use Infinito\Domain\Core\CoreServiceInterface;
 use Infinito\DBAL\Types\ActionType;
 use Infinito\Attribut\ClassAttributInterface;
 
@@ -54,9 +54,9 @@ final class LayerController extends AbstractAPIController
      *
      * @todo Mayber create an own controller for sources, because they have some special logic!
      */
-    public function create(Request $request, MVCRoutineServiceInterface $mvcRoutineService, RequestedActionServiceInterface $requestedActionService, string $layer): Response
+    public function create(Request $request, CoreServiceInterface $mvcRoutineService, RequestedActionServiceInterface $requestedActionService, string $layer): Response
     {
-        //Not implemented yet in MVC routine. This is just a draft!
+        //Not implemented yet in Core routine. This is just a draft!
         if ($request->query->has(ClassAttributInterface::CLASS_ATTRIBUT_NAME)) {
             $class = $request->query->get(ClassAttributInterface::CLASS_ATTRIBUT_NAME);
             $requestedActionService->getRequestedEntity()->setClass($class);
@@ -74,7 +74,7 @@ final class LayerController extends AbstractAPIController
      * methods={"GET"}
      * )
      */
-    public function read(MVCRoutineServiceInterface $mvcRoutineService, RequestedActionServiceInterface $requestedActionService, string $layer, $identity): Response
+    public function read(CoreServiceInterface $mvcRoutineService, RequestedActionServiceInterface $requestedActionService, string $layer, $identity): Response
     {
         $requestedActionService->setActionType(ActionType::READ);
         $requestedActionService->setLayer($layer);
diff --git a/application/symfony/src/Domain/MVC/MVCRoutineService.php b/application/symfony/src/Domain/Core/CoreService.php
similarity index 87%
rename from application/symfony/src/Domain/MVC/MVCRoutineService.php
rename to application/symfony/src/Domain/Core/CoreService.php
index 7f36454..1d16df3 100644
--- a/application/symfony/src/Domain/MVC/MVCRoutineService.php
+++ b/application/symfony/src/Domain/Core/CoreService.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Infinito\Domain\MVC;
+namespace Infinito\Domain\Core;
 
 use FOS\RestBundle\View\View;
 use Infinito\Attribut\ActionTypeAttribut;
@@ -14,7 +14,7 @@ use Infinito\Domain\Process\ProcessServiceInterface;
  * @todo Test this class
  * @todo Rename this class and domain to something like "CoreManagement"
  */
-final class MVCRoutineService implements MVCRoutineServiceInterface
+final class CoreService implements CoreServiceInterface
 {
     use ActionTypeAttribut;
     /**
@@ -41,7 +41,7 @@ final class MVCRoutineService implements MVCRoutineServiceInterface
      * @todo Optimize the whole following function. It's just implemented like this for test reasons.
      * {@inheritdoc}
      *
-     * @see \Infinito\Domain\MVC\MVCRoutineServiceInterface::process()
+     * @see \Infinito\Domain\Core\CoreServiceInterface::process()
      */
     public function process(): View
     {
diff --git a/application/symfony/src/Domain/MVC/MVCRoutineServiceInterface.php b/application/symfony/src/Domain/Core/CoreServiceInterface.php
similarity index 59%
rename from application/symfony/src/Domain/MVC/MVCRoutineServiceInterface.php
rename to application/symfony/src/Domain/Core/CoreServiceInterface.php
index c70925d..bff64e4 100644
--- a/application/symfony/src/Domain/MVC/MVCRoutineServiceInterface.php
+++ b/application/symfony/src/Domain/Core/CoreServiceInterface.php
@@ -1,16 +1,16 @@
 <?php
 
-namespace Infinito\Domain\MVC;
+namespace Infinito\Domain\Core;
 
 use FOS\RestBundle\View\View;
 use Infinito\Attribut\ActionTypeAttributInterface;
 
 /**
- * This interface offers the options to process an MVC routine.
+ * This interface offers the options to process an Core routine.
  *
  * @author kevinfrantz
  */
-interface MVCRoutineServiceInterface extends ActionTypeAttributInterface
+interface CoreServiceInterface extends ActionTypeAttributInterface
 {
     /**
      * Process through the layers.