diff --git a/sapl/legacy_migration_settings.py b/sapl/legacy_migration_settings.py
index 5d2faae00..c8b1fe3a7 100644
--- a/sapl/legacy_migration_settings.py
+++ b/sapl/legacy_migration_settings.py
@@ -15,7 +15,7 @@ INSTALLED_APPS += (
 DATABASES['legacy'] = config('DATABASE_URL_FONTE', cast=db_url,)
 DATABASES['default'] = config(
     'DATABASE_URL_DESTINO',
-    cast=lambda v: v if isinstance(v, dict) else db_url,
+    cast=lambda v: v if isinstance(v, dict) else db_url(v),
     default=DATABASES['default'])
 
 # Sobrescreve o nome dos bancos caso a variável de ambiente seja definida