diff --git a/test/parallel/test-cluster-ipc-throw.js b/test/parallel/test-cluster-ipc-throw.js
index f2e7f2822c7315..95c5d84ea6dbb0 100644
--- a/test/parallel/test-cluster-ipc-throw.js
+++ b/test/parallel/test-cluster-ipc-throw.js
@@ -2,20 +2,23 @@
 const common = require('../common');
 const http = require('http');
 const cluster = require('cluster');
+const assert = require('assert');
 
 cluster.schedulingPolicy = cluster.SCHED_RR;
 
 const server = http.createServer();
 
 if (cluster.isMaster) {
-  server.listen(common.PORT);
-  const worker = cluster.fork();
-  worker.on('exit', common.mustCall(() => {
-    server.close();
+  server.listen({port: 0}, common.mustCall(() => {
+    const worker = cluster.fork({PORT: server.address().port});
+    worker.on('exit', common.mustCall(() => {
+      server.close();
+    }));
   }));
 } else {
+  assert(process.env.PORT);
   process.on('uncaughtException', common.mustCall((e) => {}));
-  server.listen(common.PORT);
+  server.listen(process.env.PORT);
   server.on('error', common.mustCall((e) => {
     cluster.worker.disconnect();
     throw e;