diff --git a/files/templates/header-tw.html b/files/templates/header-tw.html
index c73555b09..91105a7e7 100644
--- a/files/templates/header-tw.html
+++ b/files/templates/header-tw.html
@@ -178,7 +178,7 @@
           </a>
         </li>
         <li>
-          <a class="btn hover:bg-gradient-to-t hover:from-gray-100 hover:to-gray-200 border-gray-300 text-gray-700 hover:text-gray-900 focus:text-gray-900" href="/signup?redirect={{request.path | urlencode}}">
+          <a class="btn btn-gray" href="/signup?redirect={{request.path | urlencode}}">
             Signup
           </a>
         </li>