tweak to README

Samyoul · Samyoul · commit 13aa41a1c833 · 2016-12-11T22:05:18.000Z
diff --git a/README.md b/README.md
@@ -157,7 +157,7 @@ echo View::make('template/location/u2f-registration.html', compact("jsRequest",
 
 Non-AJAX client-side registration of U2F key token. AJAX can of course be used in your application, but it is easier to demonstrate a linear process without AJAX and callbacks. 
 
-```
+```php
 <html>
 <head>
     <title>U2F Key Registration</title>
