diff --git a/theme/boost/templates/flat_navigation.mustache b/theme/boost/templates/flat_navigation.mustache
index bfb41b0fdb1..63ad3466aaf 100644
--- a/theme/boost/templates/flat_navigation.mustache
+++ b/theme/boost/templates/flat_navigation.mustache
@@ -8,7 +8,7 @@
     <div class="hidden-lg-up">
     {{/get_smscreenonly}}
     {{#action}}
-    <a class="list-group-item list-group-item-action {{#isactive}}active{{/isactive}}" href="{{{action}}}"><span class="m-l-{{get_indent}}">
+    <a class="list-group-item list-group-item-action {{#isactive}}font-weight-bold{{/isactive}}" href="{{{action}}}"><span class="m-l-{{get_indent}}">
         {{#is_section}}
             {{#pix}}i/folder{{/pix}}
         {{/is_section}}