diff --git a/src/doc/rustc-dev-guide/README.md b/src/doc/rustc-dev-guide/README.md
index 57b3a0ea4ab1..2a59a40bbf24 100644
--- a/src/doc/rustc-dev-guide/README.md
+++ b/src/doc/rustc-dev-guide/README.md
@@ -37,5 +37,6 @@ be found.
 ```bash
 > cargo install mdbook-linkcheck
 ```
-You will need `mdbook` version `>= 0.1`. `linkcheck` will be run automatically
-when you run `mdbook build`. We are currently using `mdbook 0.2`.
+
+You will need `mdbook` version `>= 0.2`. `linkcheck` will be run automatically
+when you run `mdbook build`.