diff --git a/compiler/rustc_trait_selection/src/lib.rs b/compiler/rustc_trait_selection/src/lib.rs
index e4da6172916d9..44ff3fd73061e 100644
--- a/compiler/rustc_trait_selection/src/lib.rs
+++ b/compiler/rustc_trait_selection/src/lib.rs
@@ -1,4 +1,4 @@
-//! This crates defines the trait resolution method.
+//! This crate defines the trait resolution method.
 //!
 //! - **Traits.** Trait resolution is implemented in the `traits` module.
 //!