diff --git a/src/Vimeo.php b/src/Vimeo.php
index d7c4aa2..f1f6d09 100644
--- a/src/Vimeo.php
+++ b/src/Vimeo.php
@@ -12,8 +12,8 @@ class Vimeo extends Field
      * @var string
      */
     public $component = 'vimeo';
-    
-    public function __construct(string $name, ?string $attribute = null, ?mixed $resolveCallback = null)
+
+    public function __construct(string $name, ?string $attribute = null, ?callable $resolveCallback = null)
     {
         parent::__construct($name, $attribute, $resolveCallback);
         $this->withMeta([