diff --git a/tilleuls/migration-bundle/1.1/config/packages/coop_tilleuls_migration.yaml b/tilleuls/migration-bundle/1.1/config/packages/coop_tilleuls_migration.yaml
index 855e91df..42a4e3dc 100644
--- a/tilleuls/migration-bundle/1.1/config/packages/coop_tilleuls_migration.yaml
+++ b/tilleuls/migration-bundle/1.1/config/packages/coop_tilleuls_migration.yaml
@@ -4,7 +4,6 @@ coop_tilleuls_migration:
 
 doctrine:
     dbal:
-        default_connection: default
         connections:
             legacy:
                 wrapper_class: 'CoopTilleuls\MigrationBundle\Doctrine\DBAL\DisabledConnection'