diff --git a/tokio/tests/fs_file.rs b/tokio/tests/fs_file.rs
index dde099062..94d872a57 100644
--- a/tokio/tests/fs_file.rs
+++ b/tokio/tests/fs_file.rs
@@ -184,14 +184,13 @@ async fn unix_fd_is_valid() {
 #[tokio::test]
 #[cfg(unix)]
 async fn read_file_from_unix_fd() {
-    use std::os::unix::io::AsRawFd;
-    use std::os::unix::io::FromRawFd;
+    use std::os::unix::io::{FromRawFd, IntoRawFd};
 
     let mut tempfile = tempfile();
     tempfile.write_all(HELLO).unwrap();
 
     let file1 = File::open(tempfile.path()).await.unwrap();
-    let raw_fd = file1.as_raw_fd();
+    let raw_fd = file1.into_std().await.into_raw_fd();
     assert!(raw_fd > 0);
 
     let mut file2 = unsafe { File::from_raw_fd(raw_fd) };