diff --git a/README.md b/README.md
index 1dd27cd..47cf627 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,15 @@ This module has been rewritten using a promise-based approach, introducing chang
 
 Please refer to our [3.0 migration guide](https://oauth2-server.readthedocs.io/en/latest/misc/migrating-v2-to-v3.html) for more information.
 
+## Supported NodeJs versions
+
+This project supports the node versions along the
+[NodeJS LTS releases](https://nodejs.org/en/about/releases/), focusing on
+
+- Maintenance LTS
+- Active LTS
+- Current
+
 ## Contributing to this project
 
 Please read our [contribution guide](./CONTRIBUTING.md) before taking actions.
diff --git a/package.json b/package.json
index d9bd222..c280b4d 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
   },
   "license": "MIT",
   "engines": {
-    "node": ">=4.0"
+    "node": ">=12.0.0"
   },
   "scripts": {
     "pretest": "./node_modules/.bin/eslint lib test index.js",