diff --git a/test/parallel/test-tls-no-cert-required.js b/test/parallel/test-tls-no-cert-required.js
index 8d907d9f8a4e06..3c7cf4462fcd07 100644
--- a/test/parallel/test-tls-no-cert-required.js
+++ b/test/parallel/test-tls-no-cert-required.js
@@ -1,12 +1,12 @@
 'use strict';
-var assert = require('assert');
-var common = require('../common');
+const assert = require('assert');
+const common = require('../common');
 
 if (!common.hasCrypto) {
   common.skip('missing crypto');
   return;
 }
-var tls = require('tls');
+const tls = require('tls');
 
 // Omitting the cert or pfx option to tls.createServer() should not throw.
 // AECDH-NULL-SHA is a no-authentication/no-encryption cipher and hence