diff --git a/.php-cs-fixer.php b/.php-cs-fixer.php
index b32d9001..84db031e 100644
--- a/.php-cs-fixer.php
+++ b/.php-cs-fixer.php
@@ -26,7 +26,7 @@
 
 $license->save();
 
-$config = PhpCsFixer\Config\Factory::fromRuleSet(new PhpCsFixer\Config\RuleSet\Php73($license->header()));
+$config = PhpCsFixer\Config\Factory::fromRuleSet(new PhpCsFixer\Config\RuleSet\Php74($license->header()));
 
 $config->getFinder()
     ->exclude([
diff --git a/src/Result.php b/src/Result.php
index 5020ebf2..c3cc51a9 100644
--- a/src/Result.php
+++ b/src/Result.php
@@ -20,7 +20,7 @@ final class Result
      *
      * @var array<int, string>
      */
-    private $errors;
+    private array $errors;
 
     private function __construct(string ...$errors)
     {