diff --git a/index.html b/index.html
index 1e112b233..19e6e0fa6 100644
--- a/index.html
+++ b/index.html
@@ -9,6 +9,7 @@
     <link rel="stylesheet" href="/themes/dark.css" title="dark" disabled />
     <link rel="stylesheet" href="/themes/buble.css" title="buble" disabled />
     <link rel="stylesheet" href="/themes/pure.css" title="pure" disabled />
+    <link rel="stylesheet" href="/themes/dolphin.css" title="dolphin" disabled />
     <style>
       nav.app-nav li ul {
         min-width: 100px;