diff --git a/app/Endpoint/Api/Http/Resources/AfterSaleSimpleResource.php b/app/Endpoint/Api/Http/Resources/AfterSaleSimpleResource.php
index 9f7c79cc..5fb51b7b 100644
--- a/app/Endpoint/Api/Http/Resources/AfterSaleSimpleResource.php
+++ b/app/Endpoint/Api/Http/Resources/AfterSaleSimpleResource.php
@@ -21,7 +21,7 @@ class AfterSaleSimpleResource extends JsonResource
                 'name' => $this->orderProduct->name,
                 'cover' => $this->orderProduct->cover,
             ],
-            'state'     => $this->$this->after_sale_state,
+            'state'     => $this->after_sale_state,
             'remarks'   => $this->remarks,
         ];
     }