diff --git a/src/pretix/plugins/sendmail/models.py b/src/pretix/plugins/sendmail/models.py
index ed19a368b3..3a11fcad65 100644
--- a/src/pretix/plugins/sendmail/models.py
+++ b/src/pretix/plugins/sendmail/models.py
@@ -196,7 +196,7 @@ class ScheduledMail(models.Model):
 
                         if p.addon_to_id is None:
                             parent_op = p
-                        if not self.rule.all_products and p.item_id not in position_ids:
+                        if not self.rule.all_products and p.id not in position_ids:
                             continue
 
                         if p.id in position_ids: