diff --git a/documentation/README.md b/documentation/README.md
index cc231789bf..7dd1ec620d 100644
--- a/documentation/README.md
+++ b/documentation/README.md
@@ -3,4 +3,4 @@
 * `docs` contains technical documentation hosted at [https://nymtech.net/docs](https://nymtech.net/docs)
 * `dev-portal` contains developer documentation hosted at [https://nymtech.net/developers](https://nymtech.net/developers)
 
-Each is built with `mdbook` - use `mdbook serve` to build and serve them (defaults to `localhost:3000`).
+Each is built with [`mdbook`](https://rust-lang.github.io/mdBook/index.html) - use `mdbook serve` to build and serve them (defaults to `localhost:3000`).