diff --git a/site/layouts/partials/docs-navbar.html b/site/layouts/partials/docs-navbar.html
index c119164b9ae7..363814ceb6f9 100644
--- a/site/layouts/partials/docs-navbar.html
+++ b/site/layouts/partials/docs-navbar.html
@@ -31,9 +31,9 @@
 
   <ul class="navbar-nav ml-md-auto">
     <li class="nav-item dropdown">
-      <a class="nav-item nav-link dropdown-toggle mr-md-2" href="#" data-toggle="dropdown" aria-expanded="false">
+      <button class="btn nav-link dropdown-toggle mr-md-2" data-toggle="dropdown" aria-expanded="false">
         <span class="sr-only">Bootstrap&nbsp;</span> v{{ .Site.Params.docs_version }} <span class="sr-only">(switch to other versions)</span>
-      </a>
+      </button>
       <div class="dropdown-menu dropdown-menu-md-right">
         <a class="dropdown-item active" href="/docs/{{ .Site.Params.docs_version }}/">Latest ({{ .Site.Params.docs_version }}.x)</a>
         <div class="dropdown-divider"></div>