diff --git a/app/src/Service/Venta/Pago.php b/app/src/Service/Venta/Pago.php
index 0434451..8d54938 100644
--- a/app/src/Service/Venta/Pago.php
+++ b/app/src/Service/Venta/Pago.php
@@ -20,7 +20,8 @@ class Pago
         protected Repository\Venta\EstadoPago $estadoPagoRepository,
         protected Repository\Venta\TipoEstadoPago $tipoEstadoPagoRepository,
         protected Service\UF $ufService,
-        protected Service\Valor $valorService
+        protected Service\Valor $valorService,
+        protected Service\Queue $queueService
     ) {}
 
     public function depositar(Model\Venta\Pago $pago, DateTimeInterface $fecha): bool
@@ -89,13 +90,23 @@ class Pago
             return false;
         }
     }
+
+    /**
+     * @param int|null $pago_id
+     * @return Model\Venta\Pago|null
+     * @throws Read
+     */
     public function getById(?int $pago_id): ?Model\Venta\Pago
     {
         if ($pago_id === null) {
             return null;
         }
-        $pago = $this->pagoRepository->fetchById($pago_id);
-        return $this->process($pago);
+        try {
+            $pago = $this->pagoRepository->fetchById($pago_id);
+            return $this->process($pago);
+        } catch (EmptyResult) {
+            throw new Read(__CLASS__);
+        }
     }
 
     public function getByVenta(int $venta_id): array
@@ -144,9 +155,6 @@ class Pago
                 $fecha = new DateTimeImmutable();
             }
             $data['fecha'] = $fecha->format('Y-m-d');
-            if (!array_key_exists('uf', $data)) {
-                $data['uf'] = $this->ufService->get($fecha);
-            }
         }
         $data['valor'] = $this->valorService->toPesos($this->valorService->clean($data['valor']), $data['fecha']);
 
@@ -158,6 +166,9 @@ class Pago
         } catch (PDOException $exception) {
             throw new Create(__CLASS__, $exception);
         }
+        if (!array_key_exists('uf', $data)) {
+            $this->getUFAsync($pago);
+        }
 
         $tipoEstado = $this->tipoEstadoPagoRepository->fetchByDescripcion('no pagado');
         try {
@@ -226,6 +237,21 @@ class Pago
 
         return $this->process($this->pagoRepository->fetchById($pago->id));
     }
+    public function updateUF(int $pago_id): bool
+    {
+        try {
+            $pago = $this->getById($pago_id);
+        } catch (Read) {
+            return false;
+        }
+        $uf = $this->ufService->get($pago->currentEstado->fecha);
+        try {
+            $this->pagoRepository->edit($pago, ['uf' => $uf]);
+            return true;
+        } catch (EmptyResult | PDOException) {
+            return false;
+        }
+    }
 
     protected function process($pago): Model\Venta\Pago
     {
@@ -258,4 +284,14 @@ class Pago
         }
         return $pago->uf;
     }
+    protected function getUFAsync(Model\Venta\Pago $pago): void
+    {
+        $queueData = [
+            'type' => 'service',
+            'service' => __CLASS__,
+            'method' => 'updateUF',
+            'params' => ['pago_id' => $pago->id]
+        ];
+        $this->queueService->push($queueData);
+    }
 }
diff --git a/app/tests/unit/src/Service/Venta/PagoTest.php b/app/tests/unit/src/Service/Venta/PagoTest.php
new file mode 100644
index 0000000..830a172
--- /dev/null
+++ b/app/tests/unit/src/Service/Venta/PagoTest.php
@@ -0,0 +1,73 @@
+<?php
+namespace Inventario\Service\Venta;
+
+use DateTimeImmutable;
+use PHPUnit\Framework\TestCase;
+use Incoviba\Model;
+use Incoviba\Repository;
+use Incoviba\Service;
+
+class PagoTest extends TestCase
+{
+    protected float $uf;
+    protected Model\Venta\Pago $pago;
+    protected Repository\Venta\Pago $pagoRepository;
+    protected Repository\Venta\EstadoPago $estadoPagoRepository;
+    protected Repository\Venta\TipoEstadoPago $tipoEstadoPagoRepository;
+    protected Service\UF $ufService;
+    protected Service\Valor $valorService;
+    protected Service\Queue $queueService;
+
+    protected function setUp(): void
+    {
+        $fecha = new DateTimeImmutable();
+        $this->uf = 37568.84;
+
+        $tipoEstadoPago = $this->getMockBuilder(Model\Venta\TipoEstadoPago::class)->disableOriginalConstructor()->getMock();
+        $tipoEstadoPago->id = 1;
+        $tipoEstadoPago->descripcion = 'depositado';
+        $estadoPago = $this->getMockBuilder(Model\Venta\EstadoPago::class)->disableOriginalConstructor()->getMock();
+        $estadoPago->id = 1;
+        $estadoPago->tipoEstadoPago = $tipoEstadoPago;
+        $estadoPago->fecha = $fecha;
+
+        $this->pago = $this->getMockBuilder(Model\Venta\Pago::class)->disableOriginalConstructor()->getMock();
+        $this->pago->id = 1;
+        $this->pago->fecha = $fecha;
+        $this->pago->uf = $this->uf;
+        $this->pago->currentEstado = $estadoPago;
+        $this->pagoRepository = $this->getMockBuilder(Repository\Venta\Pago::class)->disableOriginalConstructor()->getMock();
+        $this->pagoRepository->method('fetchById')->willReturn($this->pago);
+        $this->pagoRepository->method('edit')->willReturnCallback(function() {
+            $this->pago->uf = $this->uf;
+            return $this->pago;
+        });
+        $this->estadoPagoRepository = $this->getMockBuilder(Repository\Venta\EstadoPago::class)->disableOriginalConstructor()->getMock();
+        $this->estadoPagoRepository->method('fetchCurrentByPago')->with($this->pago->id)->willReturn($estadoPago);
+        $this->tipoEstadoPagoRepository = $this->getMockBuilder(Repository\Venta\TipoEstadoPago::class)->disableOriginalConstructor()->getMock();
+        $this->ufService = $this->getMockBuilder(Service\UF::class)->disableOriginalConstructor()->getMock();
+        $this->ufService->method('get')->with($fecha)->willReturn($this->uf);
+        $this->valorService = $this->getMockBuilder(Service\Valor::class)->disableOriginalConstructor()->getMock();
+        $this->queueService = $this->getMockBuilder(Service\Queue::class)->disableOriginalConstructor()->getMock();
+    }
+
+    public function testUpdateUF(): void
+    {
+        $this->pago->uf = null;
+
+        $pagoService = new Service\Venta\Pago(
+            $this->pagoRepository,
+            $this->estadoPagoRepository,
+            $this->tipoEstadoPagoRepository,
+            $this->ufService,
+            $this->valorService,
+            $this->queueService
+        );
+
+        $status = $pagoService->updateUF($this->pago->id);
+        $pago = $pagoService->getById($this->pago->id);
+
+        $this->assertTrue($status);
+        $this->assertEquals($pago->uf, $this->uf);
+    }
+}
\ No newline at end of file