diff --git a/nodejs/README.md b/nodejs/README.md
index b429d3e..1efb671 100644
--- a/nodejs/README.md
+++ b/nodejs/README.md
@@ -6,18 +6,19 @@ content-encoding](https://tools.ietf.org/html/rfc8188)
 # Use
 
 ```js
-var ece = require('http_ece');
-var crypto = require('crypto')
+import assert from 'node:assert';
+import crypto from 'node:crypto';
+import * as ece from 'http_ece';
 
-var parameters = {
+const parameters = {
   key: crypto.randomBytes(16).toString('base64url'),
-  salt: crypto.randomBytes(16).toString('base64url')
+  salt: crypto.randomBytes(16).toString('base64url'),
 };
-var encrypted = ece.encrypt(data, parameters);
 
-var decrypted = ece.decrypt(encrypted, parameters);
+const encrypted = ece.encrypt(data, parameters);
+const decrypted = ece.decrypt(encrypted, parameters);
 
-require('assert').equal(decrypted.compare(data), 0);
+assert.equal(decrypted.compare(data), 0);
 ```
 
 This also supports the static-ephemeral ECDH mode.  The source explains how.