diff --git a/doc/languages-frameworks/rust.section.md b/doc/languages-frameworks/rust.section.md
index 400f39c345c..dfa1d8dab9c 100644
--- a/doc/languages-frameworks/rust.section.md
+++ b/doc/languages-frameworks/rust.section.md
@@ -524,12 +524,13 @@ For example, you might want to add `latest.rustChannels.stable.rust` to the list
 
 Imperatively, the latest stable version can be installed with the following command:
 
-    $ nix-env -Ai nixos.latest.rustChannels.stable.rust
+    $ nix-env -Ai nixpkgs.latest.rustChannels.stable.rust
 
 Or using the attribute with nix-shell:
 
-    $ nix-shell -p nixos.latest.rustChannels.stable.rust
+    $ nix-shell -p nixpkgs.latest.rustChannels.stable.rust
 
+Substitute the `nixpkgs` prefix with `nixos` on NixOS.
 To install the beta or nightly channel, "stable" should be substituted by
 "nightly" or "beta", or
 use the function provided by this overlay to pull a version based on a