diff --git a/inst/rmarkdown/templates/revealjs_presentation/default.html b/inst/rmarkdown/templates/revealjs_presentation/default.html
index 7cf650f..ecbcbc2 100644
--- a/inst/rmarkdown/templates/revealjs_presentation/default.html
+++ b/inst/rmarkdown/templates/revealjs_presentation/default.html
@@ -157,7 +157,8 @@
         history: true,
         center: $if(center)$true$else$false$endif$,
         transition: '$transition$',
-
+        backgroundTransition: '$background_transition$',
+        
         // Optional libraries used to extend on reveal.js
         dependencies: []});
     </script>