diff --git a/Documentation/rust/quick-start.rst b/Documentation/rust/quick-start.rst
index a0a47a6f216b..f382914f4191 100644
--- a/Documentation/rust/quick-start.rst
+++ b/Documentation/rust/quick-start.rst
@@ -38,7 +38,9 @@ and run::
 
 	rustup override set $(scripts/min-tool-version.sh rustc)
 
-Otherwise, fetch a standalone installer from:
+This will configure your working directory to use the correct version of
+``rustc`` without affecting your default toolchain. If you are not using
+``rustup``, fetch a standalone installer from:
 
 	https://forge.rust-lang.org/infra/other-installation-methods.html#standalone