diff --git a/apps/product/pos/api/v1/serializers/product_serializers.py b/apps/product/pos/api/v1/serializers/product_serializers.py
index 6a5acdd..50735b7 100644
--- a/apps/product/pos/api/v1/serializers/product_serializers.py
+++ b/apps/product/pos/api/v1/serializers/product_serializers.py
@@ -51,6 +51,7 @@ class POSFreeProductSerializer(serializers.ModelSerializer):
         return representation
 
 
+#
 class ProductCategorySerializer(serializers.ModelSerializer):  # noqa
     class Meta:
         model = product_models.ProductCategory