diff --git a/library/std/src/fs.rs b/library/std/src/fs.rs
index 9b752ed14437c..1f8aac48a9a8b 100644
--- a/library/std/src/fs.rs
+++ b/library/std/src/fs.rs
@@ -2529,6 +2529,7 @@ pub fn copy<P: AsRef<Path>, Q: AsRef<Path>>(from: P, to: Q) -> io::Result<u64> {
 /// limited to just these cases:
 ///
 /// * The `original` path is not a file or doesn't exist.
+/// * The 'link' path already exists.
 ///
 /// # Examples
 ///