diff --git a/app/email_domains.yml b/app/email_domains.yml
index dc5a7dee6..62fe04b45 100644
--- a/app/email_domains.yml
+++ b/app/email_domains.yml
@@ -35,3 +35,4 @@
 - nationalgalleries.org
 - sch.uk
 - sepa.org.uk
+- lincoln.fire-uk.org