diff --git a/templates/mail/issue/default.tmpl b/templates/mail/issue/default.tmpl
index aebad09cd30..7cd39752777 100644
--- a/templates/mail/issue/default.tmpl
+++ b/templates/mail/issue/default.tmpl
@@ -5,6 +5,7 @@
 	<title>{{.Subject}}</title>
 
 	<style>
+		blockquote { padding-left: 1em; margin: 1em 0; border-left: 1px solid grey; color: #777}
 		.footer { font-size:small; color:#666;}
 		{{if .ReviewComments}}
 			.review { padding-left: 1em; margin: 1em 0; }