diff --git a/partials/landingpages/modules/setup.php b/partials/landingpages/modules/setup.php
index adce426..20b7407 100644
--- a/partials/landingpages/modules/setup.php
+++ b/partials/landingpages/modules/setup.php
@@ -474,7 +474,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
             'scheduler_jobs' => $current['scheduler_jobs'] ?? [],
             'statuses' => $cronTaskStatuses,
         ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
-        return;
+        exit;
     }
 
     $postedTestGroup = (string)($_POST['test_db'] ?? '');