diff --git a/resources/views/components/card.blade.php b/resources/views/components/card.blade.php
index 70ade34..6553e6c 100644
--- a/resources/views/components/card.blade.php
+++ b/resources/views/components/card.blade.php
@@ -1,6 +1,7 @@
+@php use Illuminate\View\ComponentSlot; @endphp
 @props(['header' => null, 'body' => null])
 <div {{ $attributes->merge(['class' => 'h-full flex flex-col']) }}>
-    @if($header)
+    @if($header instanceof ComponentSlot)
         <div {{ $header->attributes->merge(['class'=>'bg-gray-700 text-white p-3 font-semibold rounded-t-md']) }}>
             {{ $header }}
         </div>