diff --git a/layouts/_default/baseof.html b/layouts/_default/baseof.html
index bcd582f9d3..2c628dc3c5 100644
--- a/layouts/_default/baseof.html
+++ b/layouts/_default/baseof.html
@@ -156,7 +156,7 @@
         {{ end }}
 
         <div id="scroll-to-top-container" aria-hidden="true">
-            <button id="scroll-to-top" title='{{ i18n "button_top"}}'>
+            <button id="scroll-to-top" title='{{ i18n "button_top"}}' tabindex="-1">
                 {{ partial "icon.html" "top" }}
             </button>
         </div>