diff --git a/app/MetadataResolver/KomifloResolver.php b/app/MetadataResolver/KomifloResolver.php
index 6aa30b5..8b0f134 100644
--- a/app/MetadataResolver/KomifloResolver.php
+++ b/app/MetadataResolver/KomifloResolver.php
@@ -2,6 +2,8 @@
 
 namespace App\MetadataResolver;
 
+use Carbon\Carbon;
+
 class KomifloResolver implements Resolver
 {
     public function resolve(string $url): Metadata
@@ -22,7 +24,7 @@ class KomifloResolver implements Resolver
                 ' - ' .
                 ($json['content']['parents'][0]['data']['title'] ?? '?');
             $metadata->image = $json['content']['cdn_public'] . "/564_mobile_large_3x/" . $json['content']['named_imgs']['cover']['filename'] . $json['content']['signature'];
-            $metadata->expires_at = date('Y-m-d H:i:s', strtotime($json['content']['signature_expires']));
+            $metadata->expires_at = Carbon::parse($json['content']['signature_expires']);
 
             return $metadata;
         } else {