diff --git a/compiler/rustc_middle/src/mir/mod.rs b/compiler/rustc_middle/src/mir/mod.rs
index d32a7a4062e27502e10fd91121a985e7b2e5536f..29daf7e9309aa36716a15ad9e430b5e5f3926580 100644
--- a/compiler/rustc_middle/src/mir/mod.rs
+++ b/compiler/rustc_middle/src/mir/mod.rs
@@ -2285,8 +2285,8 @@ fn fmt(&self, fmt: &mut Formatter<'_>) -> fmt::Result {
 /// Constants
 ///
 /// Two constants are equal if they are the same constant. Note that
-/// this does not necessarily mean that they are "==" in Rust -- in
-/// particular one must be wary of `NaN`!
+/// this does not necessarily mean that they are `==` in Rust -- in
+/// particular, one must be wary of `NaN`!
 
 #[derive(Clone, Copy, PartialEq, TyEncodable, TyDecodable, HashStable)]
 pub struct Constant<'tcx> {