diff --git a/index.Rmd b/index.Rmd
index 15f749a94..b99330323 100644
--- a/index.Rmd
+++ b/index.Rmd
@@ -32,7 +32,7 @@ You may also be interested in:
   Malte Grosser and Henning Bumann, provides worked solutions to the exercises
   in this book.
 
-* __"[R for Data Science](https://r4ds.had.co.nz/)"__ which introduces you to R 
+* __"[R for Data Science](https://r4ds.hadley.nz/)"__ which introduces you to R 
   as a tool for doing data science, focussing on a consistent
   set of packages known as the tidyverse.