diff --git a/scss/_reboot.scss b/scss/_reboot.scss
index dd23f16d1b..cfc99391ec 100644
--- a/scss/_reboot.scss
+++ b/scss/_reboot.scss
@@ -42,7 +42,7 @@ html {
 
 // stylelint-disable selector-list-comma-newline-after
 // Shim for "new" HTML5 structural elements to display correctly (IE10, older browsers)
-article, aside, dialog, figcaption, figure, footer, header, hgroup, main, nav, section {
+article, aside, figcaption, figure, footer, header, hgroup, main, nav, section {
   display: block;
 }
 // stylelint-enable selector-list-comma-newline-after