diff -u b/core/modules/responsive_image/lib/Drupal/responsive_image/ResponsiveImageMappingListBuilder.php b/core/modules/responsive_image/lib/Drupal/responsive_image/ResponsiveImageMappingListBuilder.php
--- b/core/modules/responsive_image/lib/Drupal/responsive_image/ResponsiveImageMappingListBuilder.php
+++ b/core/modules/responsive_image/lib/Drupal/responsive_image/ResponsiveImageMappingListBuilder.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Contains Drupal\responsive_image\ResponsiveImageListBuilder.
+ * Contains Drupal\responsive_image\ResponsiveImageMappingListBuilder.
  */
 
 namespace Drupal\responsive_image;