diff --git a/app/src/Repository/UF.php b/app/src/Repository/UF.php
index 6b73b3b..b819368 100644
--- a/app/src/Repository/UF.php
+++ b/app/src/Repository/UF.php
@@ -2,8 +2,10 @@
 namespace Incoviba\Repository;
 
 use DateTimeInterface;
+use DateTimeImmutable;
 use Incoviba\Common\Define;
 use Incoviba\Common\Ideal;
+use Incoviba\Common\Ideal\Repository;
 use Incoviba\Common\Implement;
 use Incoviba\Model;
 
@@ -13,6 +15,19 @@ class UF extends Ideal\Repository
     {
         return 'uf';
     }
+    protected function getIndex(Define\Model $model): string
+    {
+        return 'fecha';
+    }
+    protected function setIndex(Define\Model &$model, mixed $value): Repository
+    {
+        $model->fecha = new DateTimeImmutable($value);
+        return $this;
+    }
+    protected function getKey(): string
+    {
+        return 'fecha';
+    }
 
     public function create(?array $data = null): Model\UF
     {