diff --git a/library/std/src/fs.rs b/library/std/src/fs.rs
index 0b65336a5a7d..d3e668ed9c75 100644
--- a/library/std/src/fs.rs
+++ b/library/std/src/fs.rs
@@ -2049,9 +2049,10 @@ pub fn remove_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
 ///
 /// [changes]: io#platform-specific-behavior
 ///
-/// On macOS before version 10.10 and REDOX this function is not protected against time-of-check to
-/// time-of-use (TOCTOU) race conditions, and should not be used in security-sensitive code on
-/// those platforms. All other platforms are protected.
+/// On macOS before version 10.10 and REDOX, as well as when running in Miri for any target, this
+/// function is not protected against time-of-check to time-of-use (TOCTOU) race conditions, and
+/// should not be used in security-sensitive code on those platforms. All other platforms are
+/// protected.
 ///
 /// # Errors
 ///