diff --git a/addons/test_mail/tests/test_mail_followers.py b/addons/test_mail/tests/test_mail_followers.py
index 1e1597334d5..9b9682d3b13 100644
--- a/addons/test_mail/tests/test_mail_followers.py
+++ b/addons/test_mail/tests/test_mail_followers.py
@@ -117,6 +117,16 @@ class BaseFollowersTest(TestMailCommon):
                 'channel_id': self.channel_listen.id,
             })
 
+    def test_followers_default_partner_context(self):
+        """Test that a follower partner_id is not taken from context
+           when channel id is also defined.
+        """
+        test_record = self.test_record.with_user(self.user_employee)
+        test_record.with_context(default_partner_id=1).message_subscribe(
+            partner_ids=[self.user_employee.partner_id.id, self.user_admin.partner_id.id],
+            channel_ids=[self.channel_listen.id]
+        )
+
 
 class AdvancedFollowersTest(TestMailCommon):
     @classmethod