diff --git a/books/free-programming-books.md b/books/free-programming-books.md
index 43eb5fa44e7a48aa83bc890c611576bf164fe0d6..86e01fbcb89fdb5bb94c5db687d746021a79103c 100644
--- a/books/free-programming-books.md
+++ b/books/free-programming-books.md
@@ -2689,7 +2689,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Rust for Rubyists](https://web.archive.org/web/20190520171322/http://www.rustforrubyists.com/book/index.html) - Steve Klabnik
 * [The Rust Programming Language](http://doc.rust-lang.org/book/)
 * [The Rustonomicon](https://doc.rust-lang.org/nomicon/)
-* [Why Rust?](http://www.oreilly.com/programming/free/files/why-rust.pdf) (PDF)
+* [Why Rust?](https://www.oreilly.com/content/why-rust/)
 
 
 ### Sage