diff --git a/src/Plugin/Block/SliderBlock.php b/src/Plugin/Block/SliderBlock.php
index 1c6ee46..0633879 100644
--- a/src/Plugin/Block/SliderBlock.php
+++ b/src/Plugin/Block/SliderBlock.php
@@ -98,7 +98,7 @@ class SliderBlock extends BlockBase implements ContainerFactoryPluginInterface {
         foreach ($image_sql as $val) {
           $slider_data['image'][$i]['image_alt'] = $val->image_alt;
           $file = $this->fileStorage->load($val->image_target_id);
-          $image_url = Url::fromUri(file_create_url($file->getFileUri()))->toString();
+          $image_url = \Drupal::service('file_url_generator')->generate($file->getFileUri())->toString();
           $slider_data['image'][$i]['image_url'] = $image_url;
           $i++;
         }