diff --git a/layouts/shortcodes/revealjs.html b/layouts/shortcodes/revealjs.html
index a9224474..111e4fc1 100644
--- a/layouts/shortcodes/revealjs.html
+++ b/layouts/shortcodes/revealjs.html
@@ -32,16 +32,17 @@
     <script src="https://cdnjs.cloudflare.com/ajax/libs/reveal.js/3.3.0//js/reveal.js"></script>
 
     <script>
+      // options: see https://github.com/hakimel/reveal.js/
       Reveal.initialize({
         width: 960,
         height: 700,
         controls: true,
         progress: true,
         history: true,
+        transition: 'fade', // default/cube/page/concave/zoom/linear/fade/none/convex
         center: true,
         slideNumber: true,
         theme: Reveal.getQueryHash().theme, // available themes are in /css/theme
-        transition: Reveal.getQueryHash().transition || 'convex', // default/cube/page/concave/zoom/linear/fade/none
         // Optional libraries used to extend on reveal.js
         dependencies: [
           { src: 'https://cdnjs.cloudflare.com/ajax/libs/reveal.js/3.3.0//lib/js/classList.js', condition: function() { return !document.body.classList; } },