diff --git a/addons/lunch/models/lunch.py b/addons/lunch/models/lunch.py
index facc3d44809..19aad72ef22 100644
--- a/addons/lunch/models/lunch.py
+++ b/addons/lunch/models/lunch.py
@@ -266,8 +266,7 @@ class LunchOrderLine(models.Model):
 
             template = self.env.ref('lunch.lunch_order_mail_supplier', raise_if_not_found=False)
             ctx = dict(
-                default_composition_mode='comment',
-                default_model='lunch.order',
+                default_composition_mode='mass_mail',
                 default_use_template=bool(template),
                 default_template_id=template.id,
                 default_lang=order['supplier'].lang or self.env.user.lang,