diff --git a/library/core/src/num/error.rs b/library/core/src/num/error.rs
index d1a65aa35ae..e1684719ab4 100644
--- a/library/core/src/num/error.rs
+++ b/library/core/src/num/error.rs
@@ -95,7 +95,7 @@ pub enum IntErrorKind {
     /// Contains an invalid digit in its context.
     ///
     /// Among other causes, this variant will be constructed when parsing a string that
-    /// contains a non-asci char.
+    /// contains a non-ASCII char.
     ///
     /// This variant is also constructed when a `+` or `-` is misplaced within a string
     /// either on its own or in the middle of a number.