diff --git a/rector.php b/rector.php
index e5527495..aff63330 100644
--- a/rector.php
+++ b/rector.php
@@ -4,7 +4,6 @@
 
 use Rector\TypeDeclaration\Rector\StmtsAwareInterface\DeclareStrictTypesRector;
 use Rector\Php80\Rector\Class_\ClassPropertyAssignToConstructorPromotionRector;
-use Rector\TypeDeclaration\Rector\ClassMethod\StrictStringParamConcatRector;
 use Rector\Set\ValueObject\LevelSetList;
 use Rector\Set\ValueObject\SetList;
 use Rector\Config\RectorConfig;
@@ -22,7 +21,4 @@
     ])
     ->withSkip([
         ClassPropertyAssignToConstructorPromotionRector::class,
-        StrictStringParamConcatRector::class => [
-            __DIR__ . '/src/Database/Adapters/Idiorm/Statements/Criteria.php',
-        ],
     ]);
diff --git a/src/Validation/Traits/Lists.php b/src/Validation/Traits/Lists.php
index 495165e9..c690f49c 100644
--- a/src/Validation/Traits/Lists.php
+++ b/src/Validation/Traits/Lists.php
@@ -34,7 +34,7 @@ protected function containsList(string $value, string ...$list): bool
     {
         $value = trim(strtolower($value));
 
-        $list = array_map(fn (string $item) => trim(strtolower($item)), $list);
+        $list = array_map(fn (string $item): string => trim(strtolower($item)), $list);
 
         return in_array($value, $list);
     }
@@ -46,7 +46,7 @@ protected function doesntContainsList(string $value, string ...$list): bool
     {
         $value = trim(strtolower($value));
 
-        $list = array_map(fn (string $item) => trim(strtolower($item)), $list);
+        $list = array_map(fn (string $item): string => trim(strtolower($item)), $list);
 
         return !in_array($value, $list);
     }