diff --git a/docs/production/install.md b/docs/production/install.md
index 9ede48a55e..f2579c7dcd 100644
--- a/docs/production/install.md
+++ b/docs/production/install.md
@@ -91,11 +91,14 @@ of the failure, you can just rerun the script. For more information, see
 
 #### Installer options
 
-- `--email=it-team@example.com`: The email address for the **person or team who
-  maintains the Zulip installation**. Zulip users on your server will see this
-  as the contact email in automated emails, on help pages, on error pages, etc.
-  You can later configure a display name for your contact email with the
-  `ZULIP_ADMINISTRATOR` [setting][doc-settings].
+- `--email=it-team@example.com`: A **real email address for the person
+  or team who maintains the Zulip installation**. Zulip users on your
+  server will see this as the contact email in automated emails, on
+  help pages, on error pages, etc. If you use the [Mobile Push
+  Notification Service](mobile-push-notifications.md), this is used as
+  a point of contact. You can later configure a display name for your
+  contact email with the `ZULIP_ADMINISTRATOR`
+  [setting][doc-settings].
 
 - `--hostname=zulip.example.com`: The user-accessible domain name for this Zulip
   server, i.e., what users will type in their web browser. This becomes
diff --git a/docs/production/mobile-push-notifications.md b/docs/production/mobile-push-notifications.md
index b69c2fc12b..0a74800a27 100644
--- a/docs/production/mobile-push-notifications.md
+++ b/docs/production/mobile-push-notifications.md
@@ -33,6 +33,13 @@ server as follows:
    outgoing HTTP proxy](deployment.md#customizing-the-outgoing-http-proxy)
    first.
 
+1. Make sure that the `ZULIP_ADMINISTRATOR` setting in your
+   `/etc/zulip/settings.py` file is a real email address which you
+   monitor. If the Mobile Push Notification Service needs to contact
+   you regarding your server, and will use this email address. [See
+   below](#updating-your-servers-registration) for instructions if
+   this contact needs to be updated later.
+
 1. Set `ZULIP_SERVICE_PUSH_NOTIFICATIONS = True` in your
    `/etc/zulip/settings.py` file. Simply uncomment the appropriate line [in
    settings.py][update-settings-docs] by deleting the initial `# `.