diff --git a/common/modules/product/models/Category.php b/common/modules/product/models/Category.php
index 3e5cee4..a109e5e 100755
--- a/common/modules/product/models/Category.php
+++ b/common/modules/product/models/Category.php
@@ -221,7 +221,7 @@ class Category extends \yii\db\ActiveRecord
                 $product->delete();
             }
         }
-        $this->unlinkAll('product_category');
+        $this->unlinkAll(ProductCategory::className());
         CategoryName::deleteAll(['category_id' => $this->category_id]);
         return true;
     }
--
libgit2 0.21.4