diff --git a/app/Models/Card.php b/app/Models/Card.php
index 5df93c8..ab437e8 100644
--- a/app/Models/Card.php
+++ b/app/Models/Card.php
@@ -38,6 +38,15 @@ class Card extends Model
         'role'
     ];
 
+    /**
+     * The attributes that should be cast.
+     *
+     * @var array
+     */
+    protected $casts = [
+        'jackpot' => 'boolean',
+    ];
+
     /**
      * Get the character that's associated with this card.
      */