diff --git a/config/packages/security.yaml b/config/packages/security.yaml
index 17f38d2..2c48546 100644
--- a/config/packages/security.yaml
+++ b/config/packages/security.yaml
@@ -1,4 +1,7 @@
 security:
+    role_hierarchy:
+        ROLE_ADMIN: [ROLE_USER, ROLE_CLIENT]
+
     # https://symfony.com/doc/current/security.html#registering-the-user-hashing-passwords
     password_hashers:
         Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface: 'auto'