diff --git a/apps/product/management/commands/add_product_tag.py b/apps/product/management/commands/add_product_tag.py
index 8b6ef85f..a360b1b7 100644
--- a/apps/product/management/commands/add_product_tag.py
+++ b/apps/product/management/commands/add_product_tag.py
@@ -90,8 +90,9 @@ class Command(BaseCommand):
             tag.filter(lower_value=t.tag_value, category=category)
             products = Product.objects.filter(old_id=t.product_id)
             if products.exists():
-                products.tags.add(tag)
-                products.save()
+                for p in products.all():
+                    p.tags.add(tag)
+                    p.save()
 
         self.stdout.write(self.style.WARNING(f'Add or get tag objects.'))