diff --git a/price_update_notifications/models/price_notice_mailing.py b/price_update_notifications/models/price_notice_mailing.py
index c50aa50..92fcee2 100644
--- a/price_update_notifications/models/price_notice_mailing.py
+++ b/price_update_notifications/models/price_notice_mailing.py
@@ -86,7 +86,7 @@ class PriceNoticeMailing(models.Model):
         ]
         if self.product_template_ids:
             so_domain = [(
-                "order_line.product_tmpl_id",
+                "order_line.product_template_id",
                 "in",
                 self.product_template_ids.ids,
             )] + so_domain