diff --git a/README.md b/README.md
index 2c4dd33..da47167 100644
--- a/README.md
+++ b/README.md
@@ -8,10 +8,10 @@ A simple Chrome extension to iframe a PHP console. This package utilizes [Spatie
 2. Navigate to `chrome://extensions/` in your browser.
 3. Enable "Developer mode" in the top right corner (if not already enabled).
 4. Click "Load unpacked" and select the `php-ext` folder.
-5. Within any Laravel project, install the Spatie Laravel Web Tinker package: `composer require spatie/laravel-web-tinker`
+5. Within any Laravel project, install the Spatie Laravel Web Tinker package: `composer require spatie/laravel-web-tinker --dev`
 
 ## Run Tinker in DevTools
 
 Now, you'll see a PHP tab in the console. Click on this to open PHP console and run your Laravel/PHP code.
 
-![PHP Extension screenshot](https://cdn.devdojo.com/images/january2025/php-ext.png)
\ No newline at end of file
+![PHP Extension screenshot](https://cdn.devdojo.com/images/january2025/php-ext.png)