diff --git a/docs/emails.rst b/docs/emails.rst
index 1d75549db..9e20433c0 100644
--- a/docs/emails.rst
+++ b/docs/emails.rst
@@ -212,10 +212,3 @@ An example is listed below.
         # ...
         service:
             mailer: app.custom_fos_user_mailer
-
-To see an example of a working implementation of the ``MailerInterface``
-see the `ZetaMailer`_ class of the `ZetaWebmailBundle`_. This implementation
-uses the Zeta Components Mail to send emails instead of Swiftmailer.
-
-.. _ZetaMailer: https://github.com/simplethings/ZetaWebmailBundle/blob/master/UserBundle/ZetaMailer.php
-.. _ZetaWebmailBundle: https://github.com/simplethings/ZetaWebmailBundle