diff --git a/src/authentic2_cut/apps.py b/src/authentic2_cut/apps.py
index 846497b..6c8a10b 100644
--- a/src/authentic2_cut/apps.py
+++ b/src/authentic2_cut/apps.py
@@ -43,8 +43,7 @@ class AppConfig(django.apps.AppConfig):
         if not router.allow_migrate(using, Operation):
             return
 
-        FC_MANAGE_OP = Operation(name=u'Gérer FranceConnect',
-                                 slug='fc_manage')
+        FC_MANAGE_OP = Operation.register(name=u'Gérer FranceConnect', slug='fc_manage')
         get_operation(FC_MANAGE_OP)
 
     def ready(self):
diff --git a/src/authentic2_cut/utils.py b/src/authentic2_cut/utils.py
index 66b7347..0dae091 100644
--- a/src/authentic2_cut/utils.py
+++ b/src/authentic2_cut/utils.py
@@ -14,8 +14,8 @@ Permission = get_permission_model()
 User = get_user_model()
 
 
-CUT_VALIDATE_OP = Operation(name='Valider', slug='cut_validate')
-CUT_FC_OP = Operation(name='Modifier liaison FC', slug='cut_fc')
+CUT_VALIDATE_OP = Operation.register(name='Valider', slug='cut_validate')
+CUT_FC_OP = Operation.register(name='Modifier liaison FC', slug='cut_fc')
 
 ROLE_TEMPLATES = [
     {