diff --git a/docs/faq.rst b/docs/faq.rst
index b292cd05..59a841dc 100644
--- a/docs/faq.rst
+++ b/docs/faq.rst
@@ -129,7 +129,7 @@ So when you have something like this:
 - The admin interface generates ``MX`` and ``SPF`` examples which point to the first entry of ``HOSTNAMES`` but these are only examples.
   You can modify them to use any other ``HOSTNAMES`` entry.
 
-You're mail service will be reachable for IMAP, POP3, SMTP and Webmail at the addresses:
+Your mail service will be reachable for IMAP, POP3, SMTP and Webmail at the addresses:
 
 - mail.example.com
 - mail.foo.com
@@ -257,7 +257,10 @@ Postfix, Dovecot, Nginx and Rspamd support overriding configuration files. Overr
 ``$ROOT/overrides``. Please refer to the official documentation of those programs for the
 correct syntax. The following file names will be taken as override configuration:
 
-- `Postfix`_ - ``postfix.cf`` in postfix sub-directory;
+- `Postfix`_ :
+   - ``main.cf`` as ``$ROOT/overrides/postfix/postfix.cf``
+   - ``master.cf`` as ``$ROOT/overrides/postfix/postfix.master``
+   - All ``$ROOT/overrides/postfix/*.map`` files
 - `Dovecot`_ - ``dovecot.conf`` in dovecot sub-directory;
 - `Nginx`_ - All ``*.conf`` files in the ``nginx`` sub-directory;
 - `Rspamd`_ - All files in the ``rspamd`` sub-directory.
diff --git a/towncrier/newsfragments/1712.misc b/towncrier/newsfragments/1712.misc
new file mode 100644
index 00000000..57c5a3b8
--- /dev/null
+++ b/towncrier/newsfragments/1712.misc
@@ -0,0 +1 @@
+This adds more details about the postfix-override possibilities (fixes #1628)