diff --git a/app/Http/Controllers/Admin/ConfigurationController.php b/app/Http/Controllers/Admin/ConfigurationController.php
index fa4b3ab1d5..73ff3efc11 100644
--- a/app/Http/Controllers/Admin/ConfigurationController.php
+++ b/app/Http/Controllers/Admin/ConfigurationController.php
@@ -23,6 +23,7 @@ declare(strict_types=1);
 namespace FireflyIII\Http\Controllers\Admin;
 
 use FireflyIII\Http\Controllers\Controller;
+use FireflyIII\Http\Middleware\IsLimitedUser;
 use FireflyIII\Http\Requests\ConfigurationRequest;
 use FireflyIII\Support\Facades\FireflyConfig;
 use Preferences;
@@ -50,6 +51,7 @@ class ConfigurationController extends Controller
                 return $next($request);
             }
         );
+        $this->middleware(IsLimitedUser::class)->except(['postIndex']);
     }
 
     /**