diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0ecd440..8afb6d0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+4.0.0 / 2023/11/07
+====================
+- **BREAKING**: This module is now ESM only.
+  - You will need to either migrate your projects to ESM, or import `got-scraping` in an async context via `await import('got-scraping');`
+- Update `got` to v13
+
 3.1.0 / 2021/08/23
 ====================
 - Add `sessionToken` option to persist generated headers
diff --git a/README.md b/README.md
index a8c78b3..c7ed263 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,9 @@ $ npm install got-scraping
 ```
 
 **Note:**
-> - Node.js >=15.10.0 is required due to instability of HTTP/2 support in lower versions.
+> This project is ESM only, which means it can only be imported using the `import` statement or the `import()` method. It is not possible to `require()` it.
+
+> - Node.js >=16 is required due to instability of HTTP/2 support in lower versions.
 
 ## API
 
@@ -18,11 +20,22 @@ Got scraping package is built using the [`got.extend(...)`](https://github.com/s
 Interested what's [under the hood](#under-the-hood)?
 
 ```javascript
-const { gotScraping } = require('got-scraping');
+import { gotScraping } from 'got-scraping';
 
 gotScraping
     .get('https://apify.com')
-    .then( ({ body }) => console.log(body))
+    .then( ({ body }) => console.log(body));
+```
+
+```javascript
+// If you're still using CJS and cannot use the import syntax
+let gotScraping;
+
+async function fetchWithGotScraping(url) {
+    gotScraping ??= (await import('got-scraping')).gotScraping;
+
+    return gotScraping.get(url);
+}
 ```
 
 ### options
@@ -34,14 +47,14 @@ Type: **`string`**
 URL of the HTTP or HTTPS based proxy. HTTP/2 proxies are supported as well.
 
 ```javascript
-const { gotScraping } = require('got-scraping');
+import { gotScraping } from 'got-scraping';
 
 gotScraping
     .get({
         url: 'https://apify.com',
         proxyUrl: 'http://usernamed:password@myproxy.com:1234',
     })
-    .then(({ body }) => console.log(body))
+    .then(({ body }) => console.log(body));
 ```
 
 #### `useHeaderGenerator`
diff --git a/package.json b/package.json
index 32adf0f..1e2bff6 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
     "version": "4.0.0",
     "description": "HTTP client made for scraping based on got.",
     "engines": {
-        "node": ">=18"
+        "node": ">=16"
     },
     "files": [
         "dist"