diff --git a/app/views/layouts/_flashes.html.haml b/app/views/layouts/_flashes.html.haml
index cc1809120e..507c5a717a 100644
--- a/app/views/layouts/_flashes.html.haml
+++ b/app/views/layouts/_flashes.html.haml
@@ -1,3 +1,3 @@
 - flash.each do |key, value|
-  - unless %w{hidden ga}.include? key
+  - unless %w{hidden ga timedout}.include? key
     = govuk_notification_banner(key.capitalize, value, class: "govuk-notification-banner--#{key}")