diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 8c66fae..99804c4 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -4,8 +4,8 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
           node-version: 'lts/*'
       - run: yarn install
diff --git a/.jshintrc b/.jshintrc
index 2b4903b..9bf58ac 100644
--- a/.jshintrc
+++ b/.jshintrc
@@ -4,7 +4,6 @@
   "eqnull": true,
   "immed": true,
   "latedef": "nofunc",
-  "mocha" : true,
   "newcap": true,
   "noarg": true,
   "node": true,
diff --git a/Makefile b/Makefile
index 8be0931..8e9b769 100644
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,6 @@ lint:
 	./node_modules/.bin/jshint *.js lib test
 
 test:
-	./node_modules/.bin/mocha --recursive --require should
+	node --require should --test
 
 .PHONY: check lint test
diff --git a/Readme.md b/Readme.md
index 0411ff2..55fc9e3 100644
--- a/Readme.md
+++ b/Readme.md
@@ -29,7 +29,7 @@ MIT © [code42day](https://code42day.com)
 [npm-image]: https://img.shields.io/npm/v/@furkot/export-ical
 [npm-url]: https://npmjs.org/package/@furkot/export-ical
 
-[build-image]: https://img.shields.io/github/workflow/status/furkot/export-ical/check
+[build-image]: https://img.shields.io/github/actions/workflow/status/furkot/export-ical/check.yaml?branch=main
 [build-url]: https://github.com/furkot/export-ical/actions/workflows/check.yaml
 
 [deps-image]: https://img.shields.io/librariesio/release/npm/@furkot/export-ical
diff --git a/package.json b/package.json
index 4358387..1396376 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,10 @@
     "email": "pirxpilot@code42day.com",
     "url": "https://code42day.com"
   },
-  "repository": "furkot/export-ical",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/furkot/export-ical.git"
+  },
   "license": "MIT",
   "keywords": [
     "furkot-ical",
@@ -20,11 +23,10 @@
     "iCal"
   ],
   "dependencies": {
-    "uuid": "^8.3.2"
+    "uuid": "~9"
   },
   "devDependencies": {
-    "jshint": "~2",
-    "mocha": "~10",
+    "@pirxpilot/jshint": "~3",
     "should": "~13"
   },
   "scripts": {
@@ -34,4 +36,4 @@
     "index.js",
     "lib"
   ]
-}
\ No newline at end of file
+}
diff --git a/test/ical.js b/test/ical.js
index dba0215..37fd493 100644
--- a/test/ical.js
+++ b/test/ical.js
@@ -1,3 +1,4 @@
+const { describe, it } = require('node:test');
 const ical = require('../');
 
 const fs = require('fs');
@@ -25,7 +26,7 @@ function compareLines(actual, expected) {
   actual = actual.split('\r\n').filter(notStamp);
   expected = expected.split('\r\n').filter(notStamp);
 
-  for(let i = 0; i < actual.length; i += 1) {
+  for (let i = 0; i < actual.length; i += 1) {
     actual[i].should.eql(expected[i], `line: ${i}`);
   }
 
@@ -35,7 +36,7 @@ function compareLines(actual, expected) {
 
 describe('ical', function () {
 
-  it('simple trip', function() {
+  it('simple trip', function () {
     const t = require('./fixtures/simple-trip.json');
     const generated = ical(t);
     const expected = readFileSync('fixtures/simple.ics');
@@ -43,7 +44,7 @@ describe('ical', function () {
     compareLines(generated, expected);
   });
 
-  it('multi trip', function() {
+  it('multi trip', function () {
     const t = require('./fixtures/multi-trip.json');
     const generated = ical(t);
     const expected = readFileSync('fixtures/multi.ics');
diff --git a/test/property.js b/test/property.js
index 45da606..a44ba44 100644
--- a/test/property.js
+++ b/test/property.js
@@ -1,3 +1,4 @@
+const { describe, it } = require('node:test');
 const property = require('../lib/property');
 
 /* global TextDecoder */
@@ -5,7 +6,7 @@ const decoder = new TextDecoder();
 
 describe('property', function () {
 
-  it('short', function() {
+  it('short', function () {
     const p = property('abc', 'ąbć');
 
     const { value, done } = p.next();
@@ -16,7 +17,7 @@ describe('property', function () {
     p.next().done.should.equal(true);
   });
 
-  it('long', function() {
+  it('long', function () {
     const p = property('A', 'a'.repeat(100));
 
     const values = Array.from(p);
@@ -30,7 +31,7 @@ describe('property', function () {
     strings[1].should.equal(` ${'a'.repeat(27)}\r\n`);
   });
 
-  it('very long', function() {
+  it('very long', function () {
     const p = property('A', 'a'.repeat(300));
 
     const strings = Array.from(p).map(s => decoder.decode(s));
@@ -43,7 +44,7 @@ describe('property', function () {
     strings[4].should.equal(` ${'a'.repeat(5)}\r\n`);
   });
 
-  it('long with multibyte', function() {
+  it('long with multibyte', function () {
     const p = property('A', 'ą'.repeat(100));
 
     const strings = Array.from(p).map(s => decoder.decode(s));
@@ -54,7 +55,7 @@ describe('property', function () {
     strings[2].should.equal(` ${'ą'.repeat(100 - 37 - 36)}\r\n`);
   });
 
-  it('long with emoji', function() {
+  it('long with emoji', function () {
     const p = property('A', '🌻'.repeat(100));
 
     const strings = Array.from(p).map(s => decoder.decode(s));