diff --git a/packages/@tailwindcss-postcss/README.md b/packages/@tailwindcss-postcss/README.md
index 3facf28875f1..d592033317da 100644
--- a/packages/@tailwindcss-postcss/README.md
+++ b/packages/@tailwindcss-postcss/README.md
@@ -44,8 +44,12 @@ If you're interested in contributing to Tailwind CSS, please read our [contribut
 You can use the `base` option (defaults to the current working directory) to change the directory in which the plugin searches for source files:
 
 ```js
+import { fileURLToPath } from 'node:url'
+import path from 'node:path'
 import tailwindcss from '@tailwindcss/postcss'
 
+const __dirname = path.dirname(fileURLToPath(import.meta.url))
+
 export default {
   plugins: [
     tailwindcss({