diff --git a/mail_tracking_mailgun/README.rst b/mail_tracking_mailgun/README.rst
index 9c7eb9a5..dc9f9281 100644
--- a/mail_tracking_mailgun/README.rst
+++ b/mail_tracking_mailgun/README.rst
@@ -69,6 +69,8 @@ Contributors
 ------------
 
 * Antonio Espinosa <antonio.espinosa@tecnativa.com>
+* Carlos Dauden <carlos.dauden@tecnativa.com>
+* Rafael Blasco <rafael.blasco@tecnativa.com>
 
 Maintainer
 ----------