diff --git a/src/Plugin/Field/FieldFormatter/IslandoraImageFormatter.php b/src/Plugin/Field/FieldFormatter/IslandoraImageFormatter.php
index 6667f4f4a..cbd10bd35 100644
--- a/src/Plugin/Field/FieldFormatter/IslandoraImageFormatter.php
+++ b/src/Plugin/Field/FieldFormatter/IslandoraImageFormatter.php
@@ -5,7 +5,7 @@
 use Drupal\Core\Entity\EntityStorageInterface;
 use Drupal\Core\Field\FieldDefinitionInterface;
 use Drupal\Core\Field\FieldItemListInterface;
-use Drupal\Core\File\FileUrlGenerator;
+use Drupal\Core\File\FileUrlGeneratorInterface;
 use Drupal\Core\Session\AccountInterface;
 use Drupal\image\Plugin\Field\FieldFormatter\ImageFormatter;
 use Drupal\islandora\IslandoraUtils;
@@ -71,7 +71,7 @@ public function __construct(
     AccountInterface $current_user,
     EntityStorageInterface $image_style_storage,
     IslandoraUtils $utils,
-    FileUrlGenerator $file_url_generator
+    FileUrlGeneratorInterface $file_url_generator
   ) {
     parent::__construct(
       $plugin_id,