diff --git a/index.Rmd b/index.Rmd
index 9c4beee9..fdfe9d48 100755
--- a/index.Rmd
+++ b/index.Rmd
@@ -54,3 +54,4 @@ knitr::include_graphics("img/frontmatter/ds-a-first-intro-cover.jpg")
 This work by [Tiffany Timbers](https://www.tiffanytimbers.com/), [Trevor Campbell](https://trevorcampbell.me/), 
 and [Melissa Lee](https://www.stat.ubc.ca/users/melissa-lee) is licensed under 
 a [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License](http://creativecommons.org/licenses/by-nc-sa/4.0/).
+