diff --git a/application/WarehouseShippingNote/WarehouseShippingNoteController.php b/application/WarehouseShippingNote/WarehouseShippingNoteController.php
index c4c09947f..82ead21b3 100644
--- a/application/WarehouseShippingNote/WarehouseShippingNoteController.php
+++ b/application/WarehouseShippingNote/WarehouseShippingNoteController.php
@@ -50,11 +50,13 @@ class WarehouseShippingNoteController extends TTCrud {
     }
 
     protected function beforeUpdate($postData): bool {
+        if (!$this->user->can('WarehouseAdmin')) {
         $this->validate($postData, [
             fn($p) => !in_array(WarehouseShippingNoteModel::get($p['id'])->status,
                 ['accepted', 'invoiced']) ?: 'Änderungen nicht mehr möglich',
             fn($p) => $this->validateHours($p['hoursEntries'])
         ]);
+        }
         $postData['positions'] = json_encode($postData['positions']);
         (new WarehouseHistoryController)->create($postData, $this->mod);
         return true;