diff --git a/internal/unsafeheader/unsafeheader.go b/internal/unsafeheader/unsafeheader.go
index bfc5d3cf..e07899b9 100644
--- a/internal/unsafeheader/unsafeheader.go
+++ b/internal/unsafeheader/unsafeheader.go
@@ -3,10 +3,10 @@
 // license that can be found in the LICENSE file.
 
 // Package unsafeheader contains header declarations for the Go runtime's
-// slice and struct implementations.
+// slice and string implementations.
 //
 // This package allows x/sys to use types equivalent to
-// reflect.SliceHeader and reflect.StructHeader without introducing
+// reflect.SliceHeader and reflect.StringHeader without introducing
 // a dependency on the (relatively heavy) "reflect" package.
 package unsafeheader
 
@@ -22,7 +22,7 @@ type Slice struct {
 	Cap  int
 }
 
-// StringHeader is the runtime representation of a string.
+// String is the runtime representation of a string.
 // It cannot be used safely or portably and its representation may change in a later release.
 type String struct {
 	Data unsafe.Pointer