diff --git a/src/find/matchers/ls.rs b/src/find/matchers/ls.rs
index 9b05f82d..301a6381 100644
--- a/src/find/matchers/ls.rs
+++ b/src/find/matchers/ls.rs
@@ -11,77 +11,6 @@ use std::{
 
 use super::{Matcher, MatcherIO, WalkEntry};
 
-#[cfg(unix)]
-fn format_permissions(mode: uucore::libc::mode_t) -> String {
-    let file_type = match mode & (uucore::libc::S_IFMT as uucore::libc::mode_t) {
-        uucore::libc::S_IFDIR => "d",
-        uucore::libc::S_IFREG => "-",
-        _ => "?",
-    };
-
-    // S_$$USR means "user permissions"
-    let user_perms = format!(
-        "{}{}{}",
-        if mode & uucore::libc::S_IRUSR != 0 {
-            "r"
-        } else {
-            "-"
-        },
-        if mode & uucore::libc::S_IWUSR != 0 {
-            "w"
-        } else {
-            "-"
-        },
-        if mode & uucore::libc::S_IXUSR != 0 {
-            "x"
-        } else {
-            "-"
-        }
-    );
-
-    // S_$$GRP means "group permissions"
-    let group_perms = format!(
-        "{}{}{}",
-        if mode & uucore::libc::S_IRGRP != 0 {
-            "r"
-        } else {
-            "-"
-        },
-        if mode & uucore::libc::S_IWGRP != 0 {
-            "w"
-        } else {
-            "-"
-        },
-        if mode & uucore::libc::S_IXGRP != 0 {
-            "x"
-        } else {
-            "-"
-        }
-    );
-
-    // S_$$OTH means "other permissions"
-    let other_perms = format!(
-        "{}{}{}",
-        if mode & uucore::libc::S_IROTH != 0 {
-            "r"
-        } else {
-            "-"
-        },
-        if mode & uucore::libc::S_IWOTH != 0 {
-            "w"
-        } else {
-            "-"
-        },
-        if mode & uucore::libc::S_IXOTH != 0 {
-            "x"
-        } else {
-            "-"
-        }
-    );
-
-    format!("{}{}{}{}", file_type, user_perms, group_perms, other_perms)
-}
-
 #[cfg(windows)]
 fn format_permissions(file_attributes: u32) -> String {
     let mut attributes = Vec::new();
@@ -126,7 +55,7 @@ impl Ls {
         mut out: impl Write,
         print_error_message: bool,
     ) {
-        use std::os::unix::fs::{MetadataExt, PermissionsExt};
+        use std::os::unix::fs::MetadataExt;
 
         let metadata = file_info.metadata().unwrap();
 
@@ -146,8 +75,7 @@ impl Ls {
                 number_of_blocks + (4 - (remainder))
             }
         };
-        let permission =
-            { format_permissions(metadata.permissions().mode() as uucore::libc::mode_t) };
+        let permission = uucore::fs::display_permissions(metadata, true);
         let hard_links = metadata.nlink();
         // Fall back to the numeric id when the uid/gid has no passwd/group entry
         // (unmapped owner) — matching GNU find, which never crashes. uucore::entries
@@ -286,24 +214,3 @@ impl Matcher for Ls {
         true
     }
 }
-
-#[cfg(test)]
-mod tests {
-    #[test]
-    #[cfg(unix)]
-    fn test_format_permissions() {
-        use super::format_permissions;
-
-        let mode: uucore::libc::mode_t = 0o100_644;
-        let expected = "-rw-r--r--";
-        assert_eq!(format_permissions(mode), expected);
-
-        let mode: uucore::libc::mode_t = 0o040_755;
-        let expected = "drwxr-xr-x";
-        assert_eq!(format_permissions(mode), expected);
-
-        let mode: uucore::libc::mode_t = 0o100_777;
-        let expected = "-rwxrwxrwx";
-        assert_eq!(format_permissions(mode), expected);
-    }
-}
diff --git a/tests/test_find.rs b/tests/test_find.rs
index 35bcb563..f6872585 100644
--- a/tests/test_find.rs
+++ b/tests/test_find.rs
@@ -1385,6 +1385,24 @@ fn find_ls() {
         .no_stderr();
 }
 
+#[test]
+#[cfg(unix)]
+fn find_ls_shows_file_type_and_special_bits() {
+    use std::os::unix::fs::PermissionsExt;
+
+    let temp_dir = Builder::new().prefix("find_ls_modes").tempdir().unwrap();
+    let file = temp_dir.path().join("setuid");
+    File::create(&file).unwrap();
+    fs::set_permissions(&file, fs::Permissions::from_mode(0o4755)).unwrap();
+    symlink("setuid", temp_dir.path().join("link")).unwrap();
+
+    ucmd()
+        .args(&[temp_dir.path().to_str().unwrap(), "-ls"])
+        .succeeds()
+        .stdout_contains(" -rwsr-xr-x ")
+        .stdout_contains(" lrwx");
+}
+
 // Regression test for uutils/findutils#717: `-ls` used to abort (exit 101) when
 // a file's owning uid/gid had no passwd/group entry; it must fall back to the
 // numeric id like GNU find. Creating such a file needs privilege to chown to an