diff --git a/app/email_domains.yml b/app/email_domains.yml
index 35a0d2e37..3359323c8 100644
--- a/app/email_domains.yml
+++ b/app/email_domains.yml
@@ -57,3 +57,4 @@
 - unifiedgov.co.uk
 - tfwm.org.uk
 - wmca.org.uk
+- suttonmail.org