diff --git a/library/std/src/path.rs b/library/std/src/path.rs
index 80163667636ae..881e2f57cefc4 100644
--- a/library/std/src/path.rs
+++ b/library/std/src/path.rs
@@ -2573,7 +2573,6 @@ impl Path {
     /// # Examples
     ///
     /// ```
-    /// # #![feature(path_file_prefix)]
     /// use std::path::Path;
     ///
     /// assert_eq!("foo", Path::new("foo.rs").file_prefix().unwrap());
@@ -2586,7 +2585,7 @@ impl Path {
     ///
     /// [`Path::file_stem`]: Path::file_stem
     ///
-    #[unstable(feature = "path_file_prefix", issue = "86319")]
+    #[stable(feature = "path_file_prefix", since = "CURRENT_RUSTC_VERSION")]
     #[must_use]
     pub fn file_prefix(&self) -> Option<&OsStr> {
         self.file_name().map(split_file_at_dot).and_then(|(before, _after)| Some(before))
diff --git a/src/tools/clippy/tests/missing-test-files.rs b/src/tools/clippy/tests/missing-test-files.rs
index a8225d037e828..fa82b4131254b 100644
--- a/src/tools/clippy/tests/missing-test-files.rs
+++ b/src/tools/clippy/tests/missing-test-files.rs
@@ -1,6 +1,5 @@
 #![warn(rust_2018_idioms, unused_lifetimes)]
 #![allow(clippy::assertions_on_constants)]
-#![feature(path_file_prefix)]
 
 use std::cmp::Ordering;
 use std::ffi::OsStr;
diff --git a/tests/run-make/cross-lang-lto/rmake.rs b/tests/run-make/cross-lang-lto/rmake.rs
index dc376b561e43e..7ab8b48245db7 100644
--- a/tests/run-make/cross-lang-lto/rmake.rs
+++ b/tests/run-make/cross-lang-lto/rmake.rs
@@ -3,8 +3,6 @@
 // -Clinker-plugin-lto.
 // See https://github.com/rust-lang/rust/pull/50000
 
-#![feature(path_file_prefix)]
-
 use std::path::PathBuf;
 
 use run_make_support::{