diff --git a/src/getting_started/preparing_the_build.md b/src/getting_started/preparing_the_build.md
index 0a81ac45e2ad4b4f269758dd444ee2e08be234c5..81c3607717e7941114404accf2f371bd1386f555 100644
--- a/src/getting_started/preparing_the_build.md
+++ b/src/getting_started/preparing_the_build.md
@@ -43,4 +43,5 @@ Rustup will install the `stable` version of Rust. To run Redox, you have to inst
 
 ```sh
 $ rustup toolchain install nightly
+$ rustup override set nightly
 ```