diff --git a/config/sync/next.settings.yml b/config/sync/next.settings.yml
index 19893cfd6f..6d1945a747 100644
--- a/config/sync/next.settings.yml
+++ b/config/sync/next.settings.yml
@@ -6,3 +6,7 @@ site_previewer_configuration:
   width: 100%
   sync_route: false
   sync_route_skip_routes: ''
+preview_url_generator: simple_oauth
+preview_url_generator_configuration:
+  secret_expiration: 300
+debug: false