diff --git a/src/Install/Steps/WriteSettings.php b/src/Install/Steps/WriteSettings.php
index 910bbcffa..2d4dfedec 100644
--- a/src/Install/Steps/WriteSettings.php
+++ b/src/Install/Steps/WriteSettings.php
@@ -62,11 +62,13 @@ class WriteSettings implements Step
             'custom_less' => '',
             'default_locale' => 'en',
             'default_route' => '/all',
+            'display_name_driver' => 'username',
             'extensions_enabled' => '[]',
             'forum_title' => 'A new Flarum forum',
             'forum_description' => '',
             'mail_driver' => 'mail',
             'mail_from' => 'noreply@localhost',
+            'slug_driver_Flarum\User\User' => 'default',
             'theme_colored_header' => '0',
             'theme_dark_mode' => '0',
             'theme_primary_color' => '#4D698E',