diff --git a/config/packages/security.yaml b/config/packages/security.yaml
index 4ee4332..5933cef 100644
--- a/config/packages/security.yaml
+++ b/config/packages/security.yaml
@@ -37,6 +37,7 @@ security:
     # Note: Only the *first* matching rule is applied
     access_control:
         - { path: ^/brain, roles: ROLE_ADMIN }
+        - { path: /letmein/register, roles: ROLE_ADMIN }
         # - { path: ^/profile, roles: ROLE_USER }
 
 when@test:
diff --git a/src/Controller/RegistrationController.php b/src/Controller/RegistrationController.php
index 019d6a7..6569d95 100644
--- a/src/Controller/RegistrationController.php
+++ b/src/Controller/RegistrationController.php
@@ -16,6 +16,8 @@ class RegistrationController extends AbstractController
     #[Route('/letmein/register', name: 'app_register')]
     public function register(Request $request, UserPasswordHasherInterface $userPasswordHasher, EntityManagerInterface $entityManager): Response
     {
+        $this->denyAccessUnlessGranted('ROLE_ADMIN');
+        
         $user = new User();
         $form = $this->createForm(RegistrationFormType::class, $user);
         $form->handleRequest($request);