diff --git a/plinth/modules/pagekite/templates/pagekite_introduction.html b/plinth/modules/pagekite/templates/pagekite_introduction.html
index ba8947f86..211ff20c7 100644
--- a/plinth/modules/pagekite/templates/pagekite_introduction.html
+++ b/plinth/modules/pagekite/templates/pagekite_introduction.html
@@ -49,7 +49,7 @@ there. In future, it might be possible to use your buddy's
 {{ cfg.box_name }} for this.</p>
 
 <p>
-  <a class="btn btn-primary btn-lg"
+  <a class="btn btn-primary btn-md"
      href="{% url 'pagekite:configure' %}">Configure PageKite</a>
 </p>