diff --git a/sample/ckeditor.js b/sample/ckeditor.js
index b1e7e59bb..288d3229b 100644
--- a/sample/ckeditor.js
+++ b/sample/ckeditor.js
@@ -1,5 +1,5 @@
 /**
- * @license Copyright (c) 2003-2021, CKSource - Frederico Knabben. All rights reserved.
+ * @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
  * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  */