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-rw-r--r--src/bootstrap/src/core/build_steps/setup.rs5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/bootstrap/src/core/build_steps/setup.rs b/src/bootstrap/src/core/build_steps/setup.rs
index a01d20e8c21..62009414580 100644
--- a/src/bootstrap/src/core/build_steps/setup.rs
+++ b/src/bootstrap/src/core/build_steps/setup.rs
@@ -1,8 +1,9 @@
 //! First time setup of a dev environment
 //!
 //! These are build-and-run steps for `./x.py setup`, which allows quickly setting up the directory
-//! for modifying, building, and running the compiler and library. The main convenience is to allow
-//! not having to painstakingly set every single option in config.toml.
+//! for modifying, building, and running the compiler and library. Running arbitrary configuration
+//! allows setting up things that cannot be simply captured inside the config.toml, in addition to
+//! leading people away from manually editing most of the config.toml values.
 
 use crate::core::builder::{Builder, RunConfig, ShouldRun, Step};
 use crate::t;