diff --git a/src/Attributes/PathItem.php b/src/Attributes/PathItem.php
index 234755794..9c7153933 100644
--- a/src/Attributes/PathItem.php
+++ b/src/Attributes/PathItem.php
@@ -20,7 +20,7 @@ class PathItem extends \OpenApi\Annotations\PathItem
      */
     public function __construct(
         ?string $path = null,
-        ?string $ref = null,
+        mixed $ref = null,
         ?string $summary = null,
         ?string $description = null,
         ?Get $get = null,