diff --git a/library/core/src/fmt/mod.rs b/library/core/src/fmt/mod.rs
index f82e8a0d60b..4d73c8c3f99 100644
--- a/library/core/src/fmt/mod.rs
+++ b/library/core/src/fmt/mod.rs
@@ -635,7 +635,7 @@ pub(crate) mod macros {
 ///
 /// # Internationalization
 ///
-/// Because a type only has one `Display` implementation, it is often preferable
+/// Because a type can only have one `Display` implementation, it is often preferable
 /// to only implement `Display` when there is a single most "obvious" way that
 /// values can be formatted as text. This could mean formatting according to the
 /// "invariant" culture and "undefined" locale, or it could mean that the type