diff --git a/finance/signals.py b/finance/signals.py
index 7f104c1..110a4f5 100644
--- a/finance/signals.py
+++ b/finance/signals.py
@@ -54,7 +54,6 @@ def invoice_signal(instance, **kwargs):
                 % (course.title, settings.DOMAIN, course.slug),
                 'robo@skillbox.ru',
                 [instance.bill.user.email],
-                cc=[instance.bill.opener.email],
                 reply_to=[instance.bill.opener.email],
             )
         else: