diff --git a/.github/workflows/demo.yml b/.github/workflows/demo.yml
index 1d00489..343b840 100644
--- a/.github/workflows/demo.yml
+++ b/.github/workflows/demo.yml
@@ -1,15 +1,3 @@
-#
-# JBZoo Toolbox - Csv-Blueprint.
-#
-# This file is part of the JBZoo Toolbox project.
-# For the full copyright and license information, please view the LICENSE
-# file that was distributed with this source code.
-#
-# @license    MIT
-# @copyright  Copyright (C) JBZoo.com, All rights reserved.
-# @see        https://github.com/JBZoo/Csv-Blueprint
-#
-
 name: Demo
 
 on:
diff --git a/files/demo_invalid.yml b/files/demo_invalid.yml
index 6a39d17..542d1bd 100644
--- a/files/demo_invalid.yml
+++ b/files/demo_invalid.yml
@@ -1,15 +1,3 @@
-#
-# JBZoo Toolbox - Csv-Blueprint.
-#
-# This file is part of the JBZoo Toolbox project.
-# For the full copyright and license information, please view the LICENSE
-# file that was distributed with this source code.
-#
-# @license    MIT
-# @copyright  Copyright (C) JBZoo.com, All rights reserved.
-# @see        https://github.com/JBZoo/Csv-Blueprint
-#
-
 columns:
   - name: Name
     rules:
diff --git a/files/demo_valid.yml b/files/demo_valid.yml
index a90fea5..46f871a 100644
--- a/files/demo_valid.yml
+++ b/files/demo_valid.yml
@@ -1,15 +1,3 @@
-#
-# JBZoo Toolbox - Csv-Blueprint.
-#
-# This file is part of the JBZoo Toolbox project.
-# For the full copyright and license information, please view the LICENSE
-# file that was distributed with this source code.
-#
-# @license    MIT
-# @copyright  Copyright (C) JBZoo.com, All rights reserved.
-# @see        https://github.com/JBZoo/Csv-Blueprint
-#
-
 columns:
   - name: Name
     rules: