update links in revealjs_presentation.R
diff --git a/R/revealjs_presentation.R b/R/revealjs_presentation.R
index 1931d76..73dfdbd 100644
--- a/R/revealjs_presentation.R
+++ b/R/revealjs_presentation.R
@@ -19,7 +19,7 @@
#' @param background_transition Slide background-transition ("default", "none",
#' "fade", "slide", "convex", "concave" or "zoom")
#' @param reveal_options Additional options to specify for reveal.js (see
-#' \href{https://github.com/hakimel/reveal.js#configuration}{https://github.com/hakimel/reveal.js#configuration}
+#' \href{https://revealjs.com/config/}{https://revealjs.com/config/}
#' for details).
#' @param reveal_plugins Reveal plugins to include. Available plugins include
#' "notes", "search", "zoom", "chalkboard", and "menu". Note that