diff --git a/test/parallel/test-net-after-close.js b/test/parallel/test-net-after-close.js
index 641e61bd04c5d0..7d49780d001d6e 100644
--- a/test/parallel/test-net-after-close.js
+++ b/test/parallel/test-net-after-close.js
@@ -24,14 +24,14 @@ const common = require('../common');
 const assert = require('assert');
 const net = require('net');
 
-const server = net.createServer(common.mustCall(function(s) {
+const server = net.createServer(common.mustCall((s) => {
   console.error('SERVER: got connection');
   s.end();
 }));
 
-server.listen(0, common.mustCall(function() {
-  const c = net.createConnection(this.address().port);
-  c.on('close', common.mustCall(function() {
+server.listen(0, common.mustCall(() => {
+  const c = net.createConnection(server.address().port);
+  c.on('close', common.mustCall(() => {
     console.error('connection closed');
     assert.strictEqual(c._handle, null);
     // Calling functions / accessing properties of a closed socket should not