diff --git a/.gitignore b/.gitignore
index 79ce88915d7..b3195405aaf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,4 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 /.changelog
+yarn.lock
diff --git a/packages/create-react-app/createReactApp.js b/packages/create-react-app/createReactApp.js
index a62f88589f0..db68164e111 100755
--- a/packages/create-react-app/createReactApp.js
+++ b/packages/create-react-app/createReactApp.js
@@ -213,19 +213,6 @@ function createApp(name, verbose, version, useNpm, usePnp, template) {
     process.exit(1);
   }
 
-  if (!semver.satisfies(process.version, '>=6.0.0')) {
-    console.log(
-      chalk.yellow(
-        `You are using Node ${
-          process.version
-        } so the project will be bootstrapped with an old unsupported version of tools.\n\n` +
-          `Please update to Node 6 or higher for a better, fully supported experience.\n`
-      )
-    );
-    // Fall back to latest supported react-scripts on Node 4
-    version = 'react-scripts@0.9.x';
-  }
-
   if (!useYarn) {
     const npmInfo = checkNpmVersion();
     if (!npmInfo.hasMinNpm) {
diff --git a/packages/create-react-app/index.js b/packages/create-react-app/index.js
index 808ebcfe69c..cfba78eb634 100755
--- a/packages/create-react-app/index.js
+++ b/packages/create-react-app/index.js
@@ -36,23 +36,18 @@
 
 'use strict';
 
-var chalk = require('chalk');
+const chalk = require('chalk');
+const semver = require('semver');
 
-var currentNodeVersion = process.versions.node;
-var semver = currentNodeVersion.split('.');
-var major = semver[0];
-
-if (major < 8) {
-  console.error(
+if (!semver.satisfies(process.version, '>=8.9.0')) {
+  console.log(
     chalk.red(
-      'You are running Node ' +
-        currentNodeVersion +
-        '.\n' +
-        'Create React App requires Node 8 or higher. \n' +
+      'You are using Node ' +
+        process.version +
+        'Create React App requires Node 8.9.0 or higher. \n' +
         'Please update your version of Node.'
     )
   );
-  process.exit(1);
 }
 
 require('./createReactApp');
diff --git a/packages/create-react-app/package.json b/packages/create-react-app/package.json
index c5ecf050462..55c4b032158 100644
--- a/packages/create-react-app/package.json
+++ b/packages/create-react-app/package.json
@@ -8,7 +8,7 @@
   "repository": "facebook/create-react-app",
   "license": "MIT",
   "engines": {
-    "node": ">=4"
+    "node": ">=8.9.0"
   },
   "bugs": {
     "url": "https://github.com/facebook/create-react-app/issues"
diff --git a/packages/react-scripts/config/webpack.config.prod.js b/packages/react-scripts/config/webpack.config.prod.js
index ec3c19c36c1..9438dcd3f27 100644
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -476,7 +476,8 @@ module.exports = {
     }),
     // Inlines the webpack runtime script. This script is too small to warrant
     // a network request.
-    shouldInlineRuntimeChunk && new InlineChunkHtmlPlugin(HtmlWebpackPlugin, [/runtime~.+[.]js/]),
+    shouldInlineRuntimeChunk &&
+      new InlineChunkHtmlPlugin(HtmlWebpackPlugin, [/runtime~.+[.]js/]),
     // Makes some environment variables available in index.html.
     // The public URL is available as %PUBLIC_URL% in index.html, e.g.:
     // <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">