diff --git a/beta/slides/reveal.js b/beta/slides/reveal.js
index 47253506..f979ff68 160000
--- a/beta/slides/reveal.js
+++ b/beta/slides/reveal.js
@@ -1 +1 @@
-Subproject commit 472535065c7525abf0cc9df51c66f19fd2d2204f
+Subproject commit f979ff68e90693e6c15f30f92b2da779a758c88a