diff --git a/app/Prevention/Actions/PreventionIndexAction.php b/app/Prevention/Actions/PreventionIndexAction.php
index 476ee170..d0570c8b 100644
--- a/app/Prevention/Actions/PreventionIndexAction.php
+++ b/app/Prevention/Actions/PreventionIndexAction.php
@@ -3,13 +3,14 @@
 namespace App\Prevention\Actions;
 
 use Inertia\Inertia;
+use Inertia\Response;
 use Lorisleiva\Actions\Concerns\AsAction;
 
 class PreventionIndexAction
 {
     use AsAction;
 
-    public function handle()
+    public function handle(): Response
     {
         session()->put('menu', 'setting');
         session()->put('title', 'Prävention');