diff --git a/lib/Rozier/src/Forms/UserSecurityType.php b/lib/Rozier/src/Forms/UserSecurityType.php
index 3055d7d1..df26f076 100644
--- a/lib/Rozier/src/Forms/UserSecurityType.php
+++ b/lib/Rozier/src/Forms/UserSecurityType.php
@@ -4,9 +4,11 @@
 
 namespace Themes\Rozier\Forms;
 
+use RZ\Roadiz\CoreBundle\Entity\Node;
 use RZ\Roadiz\CoreBundle\Entity\User;
 use RZ\Roadiz\CoreBundle\Form\NodesType;
 use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\CallbackTransformer;
 use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
 use Symfony\Component\Form\Extension\Core\Type\DateTimeType;
 use Symfony\Component\Form\FormBuilderInterface;
@@ -57,8 +59,21 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
             $builder->add('chroot', NodesType::class, [
                 'label' => 'chroot',
                 'required' => false,
-                'multiple' => false,
             ]);
+            $builder->get('chroot')->addModelTransformer(new CallbackTransformer(
+                function (mixed $mixedEntities) {
+                    if ($mixedEntities instanceof Node) {
+                        return [$mixedEntities];
+                    }
+                    return [];
+                },
+                function (mixed $mixedIds) {
+                    if (\is_array($mixedIds) && count($mixedIds) === 1) {
+                        return $mixedIds[0];
+                    }
+                    return null;
+                }
+            ));
         }
     }