diff --git a/content/pages/platform/functions/plugins/mailchannels.md b/content/pages/platform/functions/plugins/mailchannels.md
index f218a3a35fb8f34306843055293bb10dc150f4f1..b60032285721f37d499115cb48bdfa73b77dd734 100644
--- a/content/pages/platform/functions/plugins/mailchannels.md
+++ b/content/pages/platform/functions/plugins/mailchannels.md
@@ -8,6 +8,10 @@ weight: 1
 
 The MailChannels Pages Plugin intercepts all form submissions made which have the `data-static-form-name` attribute set. Then, it emails these form submissions using the MailChannels API.
 
+{{<Aside type="note">}}
+To use the Mailchannels Pages Plugin, you must first add a [Domain Lockdown DNS record](https://support.mailchannels.com/hc/en-us/articles/16918954360845-Secure-your-domain-name-against-spoofing-with-Domain-Lockdown-) to the domain you are sending email from. For more information, refer to the [Mailchannels documentation](https://support.mailchannels.com/hc/en-us/articles/4565898358413-Sending-Email-from-Cloudflare-Workers-using-MailChannels-Send-API).
+{{</Aside>}}
+
 ## Installation
 
 ```sh