diff --git a/tests/Etc/SingleDomainTenant.php b/tests/Etc/SingleDomainTenant.php
index b30324a4..8aba1ad2 100644
--- a/tests/Etc/SingleDomainTenant.php
+++ b/tests/Etc/SingleDomainTenant.php
@@ -4,22 +4,16 @@ declare(strict_types=1);
 
 namespace Stancl\Tenancy\Tests\Etc;
 
-use Stancl\Tenancy\Contracts;
-use Stancl\Tenancy\Events;
 use Stancl\Tenancy\Database\Concerns;
-use Illuminate\Database\Eloquent\Model;
-use Stancl\VirtualColumn\VirtualColumn;
-use Stancl\Tenancy\Database\TenantCollection;
 use Stancl\Tenancy\Database\Models\Tenant as BaseTenant;
 use Stancl\Tenancy\Database\Contracts\TenantWithDatabase;
-use Stancl\Tenancy\Exceptions\TenancyNotInitializedException;
 use Stancl\Tenancy\Contracts\SingleDomainTenant as SingleDomainTenantContract;
 
 class SingleDomainTenant extends BaseTenant implements SingleDomainTenantContract, TenantWithDatabase
 {
     use Concerns\ConvertsDomainsToLowercase, Concerns\HasDatabase;
 
-    public function getCustomColumns(): array
+    public static function getCustomColumns(): array
     {
         return [
             'id',