diff --git a/cli/standalone/virtual_fs.rs b/cli/standalone/virtual_fs.rs
index ee91b9f7fe..0d39f8e958 100644
--- a/cli/standalone/virtual_fs.rs
+++ b/cli/standalone/virtual_fs.rs
@@ -787,7 +787,6 @@ impl FileBackedVfs {
         .entries
         .iter()
         .map(|entry| FsDirEntry {
-          parent_path: path.to_string_lossy().into_owned(),
           name: entry.name().to_string(),
           is_file: matches!(entry, VfsEntry::File(_)),
           is_directory: matches!(entry, VfsEntry::Dir(_)),
diff --git a/ext/fs/interface.rs b/ext/fs/interface.rs
index 6036f82284..cb6fc4f639 100644
--- a/ext/fs/interface.rs
+++ b/ext/fs/interface.rs
@@ -69,10 +69,10 @@ pub enum FsFileType {
   Junction,
 }
 
+/// WARNING: This is part of the public JS Deno API.
 #[derive(Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct FsDirEntry {
-  pub parent_path: String,
   pub name: String,
   pub is_file: bool,
   pub is_directory: bool,
diff --git a/ext/fs/std_fs.rs b/ext/fs/std_fs.rs
index 79f66cc4bf..c501b8928e 100644
--- a/ext/fs/std_fs.rs
+++ b/ext/fs/std_fs.rs
@@ -814,7 +814,6 @@ fn read_dir(path: &Path) -> FsResult<Vec<FsDirEntry>> {
         };
       }
       Some(FsDirEntry {
-        parent_path: path.to_string_lossy().to_string(),
         name,
         is_file: method_or_false!(is_file),
         is_directory: method_or_false!(is_dir),
diff --git a/ext/node/polyfills/_fs/_fs_dirent.ts b/ext/node/polyfills/_fs/_fs_dirent.ts
index 0f80fc135c..d4ad6bb430 100644
--- a/ext/node/polyfills/_fs/_fs_dirent.ts
+++ b/ext/node/polyfills/_fs/_fs_dirent.ts
@@ -2,7 +2,7 @@
 import { notImplemented } from "ext:deno_node/_utils.ts";
 
 export default class Dirent {
-  constructor(private entry: Deno.DirEntry) {}
+  constructor(private entry: Deno.DirEntry & { parentPath: string }) {}
 
   isBlockDevice(): boolean {
     notImplemented("Deno does not yet support identification of block devices");
diff --git a/ext/node/polyfills/_fs/_fs_readdir.ts b/ext/node/polyfills/_fs/_fs_readdir.ts
index f8c0a59d69..3b314227dc 100644
--- a/ext/node/polyfills/_fs/_fs_readdir.ts
+++ b/ext/node/polyfills/_fs/_fs_readdir.ts
@@ -11,7 +11,7 @@ import { getValidatedPath } from "ext:deno_node/internal/fs/utils.mjs";
 import { Buffer } from "node:buffer";
 import { promisify } from "ext:deno_node/internal/util.mjs";
 
-function toDirent(val: Deno.DirEntry): Dirent {
+function toDirent(val: Deno.DirEntry & { parentPath: string }): Dirent {
   return new Dirent(val);
 }
 
@@ -67,13 +67,15 @@ export function readdir(
   }
 
   try {
-    asyncIterableToCallback(Deno.readDir(path.toString()), (val, done) => {
+    path = path.toString();
+    asyncIterableToCallback(Deno.readDir(path), (val, done) => {
       if (typeof path !== "string") return;
       if (done) {
         callback(null, result);
         return;
       }
       if (options?.withFileTypes) {
+        val.parentPath = path;
         result.push(toDirent(val));
       } else result.push(decode(val.name));
     }, (e) => {
@@ -130,8 +132,10 @@ export function readdirSync(
   }
 
   try {
-    for (const file of Deno.readDirSync(path.toString())) {
+    path = path.toString();
+    for (const file of Deno.readDirSync(path)) {
       if (options?.withFileTypes) {
+        file.parentPath = path;
         result.push(toDirent(file));
       } else result.push(decode(file.name));
     }