diff --git a/developer_manual/digging_deeper/npm.rst b/developer_manual/digging_deeper/npm.rst
index f98e96d24..7cc8d7dfb 100644
--- a/developer_manual/digging_deeper/npm.rst
+++ b/developer_manual/digging_deeper/npm.rst
@@ -27,7 +27,7 @@ For apps that use webpack, this might look like this:
   {
     "name": "myapp",
     "scripts": {
-      "build": "NODE_ENV=production webpack --progress --hide-modules --config webpack.prod.js"
+      "build": "webpack --node-env production --progress --hide-modules --config webpack.prod.js"
     },
     "devDependencies": {
       "webpack": "^4.26.1",
@@ -53,9 +53,9 @@ This command should be added to ``package.json`` as ``dev``  and ``watch`` scrip
   {
     "name": "myapp",
     "scripts": {
-      "build": "NODE_ENV=production webpack --progress --hide-modules --config webpack.prod.js",
-      "dev": "NODE_ENV=development webpack --progress --config webpack.dev.js",
-      "watch": "NODE_ENV=development webpack --progress --watch --config webpack.dev.js"
+      "build": "webpack --node-env production --progress --hide-modules --config webpack.prod.js",
+      "dev": "webpack --node-env development --progress --config webpack.dev.js",
+      "watch": "webpack --node-env development --progress --watch --config webpack.dev.js"
     },
     "devDependencies": {
       "webpack": "^4.26.1",