diff --git a/src/Service/UWService.php b/src/Service/UWService.php
index c3d7b33936331b86dac2a4a25608abf105eb21ac..f986c8538b24633410a8af76eaea32f0069d2b1e 100644
--- a/src/Service/UWService.php
+++ b/src/Service/UWService.php
@@ -78,6 +78,9 @@ class UWService implements UWServiceInterface {
       $variables['uri'] = $file->getFileUri();
       $variables['responsive_image_style_id'] = $image_style;
 
+      // Set the alt for the image.
+      $variables['alt'] = $entity->field_media_image->alt;
+
       // These is a function from the responsive image module that sets all
       // the variables for the sources of the responsive image.
       template_preprocess_responsive_image($variables);