diff --git a/examples/next/app/api/swapi/route.ts b/examples/next/app/api/swapi/route.ts
index 9166760..028c921 100644
--- a/examples/next/app/api/swapi/route.ts
+++ b/examples/next/app/api/swapi/route.ts
@@ -1,7 +1,7 @@
 import axios from 'axios';
 import { NextResponse } from 'next/server';
 
-const SWAPI_URL = 'https://swapi.dev/api/people/1';
+const SWAPI_URL = 'https://swapi.py4e.com/api/people/1';
 
 export async function GET() {
   // Look - just one call to the SWAPI endpoint!
diff --git a/package.json b/package.json
index b016423..1734e87 100644
--- a/package.json
+++ b/package.json
@@ -74,5 +74,8 @@
     "hooks": {
       "pre-commit": "lint-staged"
     }
+  },
+  "engines": {
+    "node": ">=18.0.0"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/webui/tailwind.config.js b/packages/webui/tailwind.config.js
index 2750995..4569453 100644
--- a/packages/webui/tailwind.config.js
+++ b/packages/webui/tailwind.config.js
@@ -1,5 +1,6 @@
 /** @type {import('tailwindcss').Config} */
-const defaultTheme = require('tailwindcss/defaultTheme');
+import defaultTheme from 'tailwindcss/defaultTheme';
+
 export default {
   darkMode: ['class'],
   content: ['./src/index.html', './src/**/*.tsx'],