1 files changed, 8 insertions, 5 deletions
diff --git a/lib/internal/cluster/master.js b/lib/internal/cluster/master.js
index 645d8f1bd8..bee224a67d 100644
--- a/lib/internal/cluster/master.js
+++ b/lib/internal/cluster/master.js
@@ -1,6 +1,9 @@
 'use strict';
 
-const { Object } = primordials;
+const {
+  ObjectKeys,
+  ObjectValues,
+} = primordials;
 
 const assert = require('internal/assert');
 const { fork } = require('child_process');
@@ -82,7 +85,7 @@ cluster.setupMaster = function(options) {
     if (message.cmd !== 'NODE_DEBUG_ENABLED')
       return;
 
-    for (const worker of Object.values(cluster.workers)) {
+    for (const worker of ObjectValues(cluster.workers)) {
       if (worker.state === 'online' || worker.state === 'listening') {
         process._debugProcess(worker.process.pid);
       } else {
@@ -144,7 +147,7 @@ function removeWorker(worker) {
   assert(worker);
   delete cluster.workers[worker.id];
 
-  if (Object.keys(cluster.workers).length === 0) {
+  if (ObjectKeys(cluster.workers).length === 0) {
     assert(handles.size === 0, 'Resource leak detected.');
     intercom.emit('disconnect');
   }
@@ -222,12 +225,12 @@ function emitForkNT(worker) {
 }
 
 cluster.disconnect = function(cb) {
-  const workers = Object.keys(cluster.workers);
+  const workers = ObjectKeys(cluster.workers);
 
   if (workers.length === 0) {
     process.nextTick(() => intercom.emit('disconnect'));
   } else {
-    for (const worker of Object.values(cluster.workers)) {
+    for (const worker of ObjectValues(cluster.workers)) {
       if (worker.isConnected()) {
         worker.disconnect();
       }