diff --git a/resources/views/components/youtube.blade.php b/resources/views/components/youtube.blade.php
index b8564a9..4d6795c 100644
--- a/resources/views/components/youtube.blade.php
+++ b/resources/views/components/youtube.blade.php
@@ -1,5 +1,5 @@
 @php
-    $ytData = new \BenBjurstrom\Prezet\Data\YoutubeData($attributes->all());
+    $ytData = new \BenBjurstrom\Prezet\Data\YoutubeData($attributes->getAttributes());
 @endphp
 
 <div class="aspect-video" {{ $attributes }}>
diff --git a/routes/prezet.php b/routes/prezet.php
index cdd637a..e7b2701 100644
--- a/routes/prezet.php
+++ b/routes/prezet.php
@@ -4,7 +4,7 @@
 use BenBjurstrom\Prezet\Http\Controllers\IndexController;
 use BenBjurstrom\Prezet\Http\Controllers\OgimageController;
 use BenBjurstrom\Prezet\Http\Controllers\ShowController;
-use Illuminate\Foundation\Http\Middleware\ValidateCsrfToken;
+use Illuminate\Foundation\Http\Middleware\VerifyCsrfToken;
 use Illuminate\Session\Middleware\StartSession;
 use Illuminate\Support\Facades\Route;
 use Illuminate\View\Middleware\ShareErrorsFromSession;
@@ -12,7 +12,7 @@
 Route::withoutMiddleware([
     ShareErrorsFromSession::class,
     StartSession::class,
-    ValidateCsrfToken::class,
+    VerifyCsrfToken::class,
 ])
     ->group(function () {
         Route::get('prezet/img/{path}', ImageController::class)
diff --git a/src/Actions/UpdateIndex.php b/src/Actions/UpdateIndex.php
index 5933091..2aabb9d 100644
--- a/src/Actions/UpdateIndex.php
+++ b/src/Actions/UpdateIndex.php
@@ -22,7 +22,7 @@ public static function handle(): void
                 'slug' => $doc->slug,
                 'category' => $doc->category,
                 'draft' => $doc->draft,
-                'frontmatter' => $doc->toJson(),
+                'frontmatter' => $doc,
                 'created_at' => $doc->createdAt,
                 'updated_at' => $doc->updatedAt,
             ]);
diff --git a/src/Models/Document.php b/src/Models/Document.php
index 7e73f14..3139ca0 100644
--- a/src/Models/Document.php
+++ b/src/Models/Document.php
@@ -7,6 +7,7 @@
 use Illuminate\Database\Eloquent\Casts\Attribute;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+use TypeError;
 
 /**
  * @property string $slug
@@ -37,10 +38,26 @@ protected function casts(): array
     {
         return [
             'draft' => 'boolean',
-            'frontmatter' => FrontmatterData::class,
         ];
     }
 
+    /**
+     * @return Attribute<string, never>
+     */
+    protected function frontmatter(): Attribute
+    {
+        return Attribute::make(
+            get: function (mixed $value) {
+                if (! is_string($value)) {
+                    throw new TypeError('Frontmatter passed to Attribute::make must be a string');
+                }
+
+                return FrontmatterData::fromJson($value);
+            },
+            set: fn (FrontmatterData $value) => $value->toJson()
+        );
+    }
+
     /**
      * @return BelongsToMany<Tag>
      */