diff --git a/docs/INSTALL-email.md b/docs/INSTALL-email.md
index b70ddd3f29..728cfb76b7 100644
--- a/docs/INSTALL-email.md
+++ b/docs/INSTALL-email.md
@@ -21,6 +21,8 @@ Enter these values when prompted by `./discourse-setup` per the [install guide](
     SMTP password?       [Elastic Email API Key]
     SMTP port?           2525
 
+NOTE: Elastic Email currently doesn't fully integrate with Discourse's internal unsubscribe mechanism and hence puts an additional UNSUBSCRIBE link at the bottom of each sent email. If this is a problem for your needs, consider using other providers. [See discussion here](https://meta.discourse.org/t/remove-or-merge-elastic-email-unsubscribe/70236).
+
 #### [SendGrid][sg] — 40k emails on a 30 day trial
 
     SMTP server address? smtp.sendgrid.net