diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..d36e1a8
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,21 @@
+name: CI
+on:
+  - push
+  - pull_request
+jobs:
+  test:
+    name: Node.js ${{ matrix.node-version }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version:
+          - 14
+          - 12
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+      - run: npm install
+      - run: npm test
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 94ab01f..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,4 +0,0 @@
-language: node_js
-node_js:
-  - '12'
-  - '10'
diff --git a/index.d.ts b/index.d.ts
index 7d34edc..e8f9288 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -5,7 +5,7 @@ You can also use this to escape a string that is inserted into the middle of a r
 
 @example
 ```
-import escapeStringRegexp = require('escape-string-regexp');
+import escapeStringRegexp from 'escape-string-regexp';
 
 const escapedString = escapeStringRegexp('How much $ for a 🦄?');
 //=> 'How much \\$ for a 🦄\\?'
@@ -13,6 +13,4 @@ const escapedString = escapeStringRegexp('How much $ for a 🦄?');
 new RegExp(escapedString);
 ```
 */
-declare const escapeStringRegexp: (string: string) => string;
-
-export = escapeStringRegexp;
+export default function escapeStringRegexp(string: string): string;
diff --git a/index.js b/index.js
index 387c561..9ce9323 100644
--- a/index.js
+++ b/index.js
@@ -1,13 +1,11 @@
-'use strict';
-
-module.exports = string => {
+export default function escapeStringRegexp(string) {
 	if (typeof string !== 'string') {
 		throw new TypeError('Expected a string');
 	}
 
 	// Escape characters with special meaning either inside or outside character sets.
-	// Use a simple backslash escape when it’s always valid, and a \unnnn escape when the simpler form would be disallowed by Unicode patterns’ stricter grammar.
+	// Use a simple backslash escape when it’s always valid, and a `\xnn` escape when the simpler form would be disallowed by Unicode patterns’ stricter grammar.
 	return string
 		.replace(/[|\\{}()[\]^$+*?.]/g, '\\$&')
 		.replace(/-/g, '\\x2d');
-};
+}
diff --git a/index.test-d.ts b/index.test-d.ts
index 2915492..ed10b00 100644
--- a/index.test-d.ts
+++ b/index.test-d.ts
@@ -1,4 +1,4 @@
 import {expectType} from 'tsd';
-import escapeStringRegexp = require('.');
+import escapeStringRegexp from './index.js';
 
 expectType<string>(escapeStringRegexp('how much $ for a 🦄?'));
diff --git a/package.json b/package.json
index c6eb4a9..9390a6b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "escape-string-regexp",
-	"version": "4.0.0",
+	"version": "5.0.0",
 	"description": "Escape RegExp special characters",
 	"license": "MIT",
 	"repository": "sindresorhus/escape-string-regexp",
@@ -10,8 +10,10 @@
 		"email": "sindresorhus@gmail.com",
 		"url": "https://sindresorhus.com"
 	},
+	"type": "module",
+	"exports": "./index.js",
 	"engines": {
-		"node": ">=10"
+		"node": ">=12"
 	},
 	"scripts": {
 		"test": "xo && ava && tsd"
@@ -31,8 +33,8 @@
 		"characters"
 	],
 	"devDependencies": {
-		"ava": "^1.4.1",
-		"tsd": "^0.11.0",
-		"xo": "^0.28.3"
+		"ava": "^3.15.0",
+		"tsd": "^0.14.0",
+		"xo": "^0.38.2"
 	}
 }
diff --git a/readme.md b/readme.md
index 2945dfc..839df6e 100644
--- a/readme.md
+++ b/readme.md
@@ -1,4 +1,4 @@
-# escape-string-regexp [![Build Status](https://travis-ci.org/sindresorhus/escape-string-regexp.svg?branch=master)](https://travis-ci.org/sindresorhus/escape-string-regexp)
+# escape-string-regexp
 
 > Escape RegExp special characters
 
@@ -11,7 +11,7 @@ $ npm install escape-string-regexp
 ## Usage
 
 ```js
-const escapeStringRegexp = require('escape-string-regexp');
+import escapeStringRegexp from 'escape-string-regexp';
 
 const escapedString = escapeStringRegexp('How much $ for a 🦄?');
 //=> 'How much \\$ for a 🦄\\?'
diff --git a/test.js b/test.js
index e50f40b..453e8dd 100644
--- a/test.js
+++ b/test.js
@@ -1,5 +1,5 @@
 import test from 'ava';
-import escapeStringRegexp from '.';
+import escapeStringRegexp from './index.js';
 
 test('main', t => {
 	t.is(