diff --git a/README.md b/README.md
index 9b62ad2..b360369 100644
--- a/README.md
+++ b/README.md
@@ -27,3 +27,11 @@ composer require laravel-validation-rules/subdomain
 ```
 
 ## Usage
+
+```php
+use LVR\Subdomain\Subdomain;
+
+$request->validate([
+    'domain' => ['required', new Subdomain],
+]);
+```