diff --git a/docs/maintainers/niche-package-maintenance/rustc/update-rust.md b/docs/maintainers/niche-package-maintenance/rustc/update-rust.md
index 9cb3244b..ed49e978 100644
--- a/docs/maintainers/niche-package-maintenance/rustc/update-rust.md
+++ b/docs/maintainers/niche-package-maintenance/rustc/update-rust.md
@@ -670,7 +670,7 @@ $ python3 -m venv rustc-lintian-to-copyright
 After that, enter the virtual environment and install `pytoml`:
 
 ```none
-$ source ~/.venvs/rustc-lintian-to-copyright
+$ source ~/.venvs/rustc-lintian-to-copyright/bin/activate
 $ which python3
 $ python3 -m pip install pytoml
 ```