diff --git a/library/std/src/fs.rs b/library/std/src/fs.rs
index bbe1ab40537f2..f72f88bb05c9d 100644
--- a/library/std/src/fs.rs
+++ b/library/std/src/fs.rs
@@ -1912,6 +1912,7 @@ pub fn canonicalize<P: AsRef<Path>>(path: P) -> io::Result<PathBuf> {
 ///     Ok(())
 /// }
 /// ```
+#[doc(alias = "mkdir")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn create_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
     DirBuilder::new().create(path.as_ref())
@@ -1991,6 +1992,7 @@ pub fn create_dir_all<P: AsRef<Path>>(path: P) -> io::Result<()> {
 ///     Ok(())
 /// }
 /// ```
+#[doc(alias = "rmdir")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn remove_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
     fs_imp::rmdir(path.as_ref())