diff --git a/README.md b/README.md
index 5bb0a35..338e047 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ Install the plugin from npm:
 npm install -D @tailwindcss/aspect-ratio
 ```
 
-Then add the plugin to your `tailwind.config.js` file:
+Then add the plugin to your `tailwind.config.js` file, and disable the `aspectRatio` core plugin to avoid conflicts with the native `aspect-ratio` utilities included in Tailwind CSS v3.0:
 
 ```js
 // tailwind.config.js
@@ -19,6 +19,9 @@ module.exports = {
   theme: {
     // ...
   },
+  corePlugins: {
+    aspectRatio: false,
+  },
   plugins: [
     require('@tailwindcss/aspect-ratio'),
     // ...