diff --git a/README.md b/README.md
index 6334a67..fbac717 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,8 @@ Add `@tailwindcss/jit` to your PostCSS configuration _(instead of `tailwindcss`)
   }
 ```
 
+> If you are using autoprefixer, make sure you are on the latest version using `npm install -D autoprefixer@latest` — there's a bug in older versions that makes it incompatible with this library.
+
 Configure the `purge` option in your `tailwind.config.js` file with all of your template paths:
 
 ```js