diff --git a/.npmrc b/.npmrc
new file mode 100644
index 00000000..b6f27f13
--- /dev/null
+++ b/.npmrc
@@ -0,0 +1 @@
+engine-strict=true
diff --git a/README.md b/README.md
index 1c2e5bac..b5e5ef8f 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,10 @@ _Parts of DICOM that dcmjs *will not* focus on:_
 
 ## In Node
 
+We aim to support at least the `Maintenance` version according to the [Node.js release schedule](https://github.com/nodejs/release#release-schedule).
+
+At the moment, it should work with Node 11 and above (although it's not recommended to use End Of Life versions).
+
 ```None
 // To install latest _stable_ release
 npm install --save dcmjs
diff --git a/package.json b/package.json
index 4af9832b..cf8c7975 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,9 @@
   "name": "dcmjs",
   "version": "0.24.0",
   "description": "Javascript implementation of DICOM manipulation",
+  "engines" : {
+    "node" : ">=11.0.0"
+  },
   "main": "build/dcmjs.js",
   "module": "build/dcmjs.es.js",
   "directories": {