diff --git a/core/modules/ckeditor/js/plugins/drupalimagecaption/plugin.es6.js b/core/modules/ckeditor/js/plugins/drupalimagecaption/plugin.es6.js
index f90a77088d274bf6619eb8ebc04359f70ea8bfcd..e415e5a661e9b0aef684f9ac680ebe55df12c550 100644
--- a/core/modules/ckeditor/js/plugins/drupalimagecaption/plugin.es6.js
+++ b/core/modules/ckeditor/js/plugins/drupalimagecaption/plugin.es6.js
@@ -215,7 +215,9 @@
                   'figcaption',
                 );
 
-                const captionFilter = new CKEDITOR.filter(widgetDefinition.editables.caption.allowedContent);
+                const captionFilter = new CKEDITOR.filter(
+                  widgetDefinition.editables.caption.allowedContent,
+                );
                 captionFilter.applyTo(caption);
 
                 // Use Drupal's data-placeholder attribute to insert a CSS-based,