diff --git a/src/ImageSizesService.php b/src/ImageSizesService.php
index dc65d320fa3e5e483b3b1bce58fbfbf2f70735bc..f31bad6a52632254f4180c66409f58d43615eba2 100644
--- a/src/ImageSizesService.php
+++ b/src/ImageSizesService.php
@@ -74,6 +74,7 @@ class ImageSizesService implements ImageSizesServiceInterface {
       'part' => 'image',
       'width' => $dimensions['width'],
       'height' => $dimensions['height'],
+      'loading' => $item_attributes['loading'] ?? 'lazy',
       ...$this->buildImageItemAttributes($item),
     ]);
     $placeholder_attributes = new Attribute();