diff --git a/app/models/observer/ticket/notification/background_job.rb b/app/models/observer/ticket/notification/background_job.rb
index 35b9a1392..afc088a78 100644
--- a/app/models/observer/ticket/notification/background_job.rb
+++ b/app/models/observer/ticket/notification/background_job.rb
@@ -211,7 +211,7 @@ class Observer::Ticket::Notification::BackgroundJob
     article_content = ''
     if article
       article_content = '<snip>
-<blockquote>
+<blockquote type="cite">
 #{article.body.text2html}
 </blockquote>
 &lt;/snip&gt;