diff --git a/lib/internal/fs/utils.js b/lib/internal/fs/utils.js
index acc566e37bb4bf..f0abddcc3a695c 100644
--- a/lib/internal/fs/utils.js
+++ b/lib/internal/fs/utils.js
@@ -112,15 +112,15 @@ for (const name of Reflect.ownKeys(Dirent.prototype)) {
 }
 
 function copyObject(source) {
-  var target = {};
-  for (var key in source)
+  const target = {};
+  for (const key in source)
     target[key] = source[key];
   return target;
 }
 
 function getDirents(path, [names, types], callback) {
-  var i;
-  if (typeof callback == 'function') {
+  let i;
+  if (typeof callback === 'function') {
     const len = names.length;
     let toFinish = 0;
     for (i = 0; i < len; i++) {