diff --git a/compiler/rustc_sanitizers/src/cfi/mod.rs b/compiler/rustc_sanitizers/src/cfi/mod.rs
index 65dc895a80049..90dab5e0333a1 100644
--- a/compiler/rustc_sanitizers/src/cfi/mod.rs
+++ b/compiler/rustc_sanitizers/src/cfi/mod.rs
@@ -1,6 +1,6 @@
-/// LLVM Control Flow Integrity (CFI) and cross-language LLVM CFI support for the Rust compiler.
-///
-/// For more information about LLVM CFI and cross-language LLVM CFI support for the Rust compiler,
-/// see design document in the tracking issue #89653.
+//! LLVM Control Flow Integrity (CFI) and cross-language LLVM CFI support for the Rust compiler.
+//!
+//! For more information about LLVM CFI and cross-language LLVM CFI support for the Rust compiler,
+//! see design document in the tracking issue #89653.
 pub mod typeid;
 pub use crate::cfi::typeid::{typeid_for_fnabi, typeid_for_instance, TypeIdOptions};