diff --git a/themes/reveal-hugo b/themes/reveal-hugo
index 81a5f74..ed8e772 160000
--- a/themes/reveal-hugo
+++ b/themes/reveal-hugo
@@ -1 +1 @@
-Subproject commit 81a5f747b97a6ebebc1622f130f305b50bb58ba1
+Subproject commit ed8e772b88dfe81f9a9bfaf6a7d89188b62b1969