diff --git a/wagtail/wagtailadmin/templates/wagtailadmin/styleguide/base.html b/wagtail/wagtailadmin/templates/wagtailadmin/styleguide/base.html
index 9f9eea922..75f5bcc17 100644
--- a/wagtail/wagtailadmin/templates/wagtailadmin/styleguide/base.html
+++ b/wagtail/wagtailadmin/templates/wagtailadmin/styleguide/base.html
@@ -100,7 +100,9 @@
 
             <div href="" class="button bicolor button-small icon icon-plus">bicolo button-small</div>
 
-            <div href="" class="button no bicolor icon icon-cog">mixed</div>
+            <div href="" class="button button-secondary no">mixed 1</div>
+
+            <div href="" class="button no bicolor icon icon-cog">mixed 2</div>
 
         </section>