diff --git a/guide/src/continuous-integration.md b/guide/src/continuous-integration.md
index 1abae6eb..a0b11750 100644
--- a/guide/src/continuous-integration.md
+++ b/guide/src/continuous-integration.md
@@ -21,7 +21,7 @@ A simple approach would be to use the popular `curl` CLI tool to download the ex
 
 ```sh
 mkdir bin
-curl -sSL https://github.com/rust-lang/mdBook/releases/download/{{ mdbook-version }}/mdbook-{{ mdbook-version }}-x86_64-unknown-linux-gnu.tar.gz | tar -xz --directory=bin
+curl -sSL https://github.com/rust-lang/mdBook/releases/download/v{{ mdbook-version }}/mdbook-v{{ mdbook-version }}-x86_64-unknown-linux-gnu.tar.gz | tar -xz --directory=bin
 bin/mdbook build
 ```