diff --git a/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php b/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php
index 5421edc8b1a..6eef8d89885 100644
--- a/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php
+++ b/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php
@@ -267,7 +267,7 @@ public function ItemEditForm()
             $form->makeReadonly();
             // Hack to re-enable delete button if user can delete
             if ($this->record->hasMethod('canDelete') && $this->record->canDelete()) {
-                $form->Actions()->fieldByName('action_doDelete')->setReadonly(false);
+                $form->Actions()->fieldByName('action_doDelete')?->setReadonly(false);
             }
         } elseif (!$this->record->ID
             && (!$this->record->hasMethod('canCreate') || !$this->record->canCreate(null, $this->getCreateContext()))