diff --git a/Block/Adminhtml/Form/Field/Unit.php b/Block/Adminhtml/Form/Field/Unit.php
index a2cfd27..4c8dd9e 100644
--- a/Block/Adminhtml/Form/Field/Unit.php
+++ b/Block/Adminhtml/Form/Field/Unit.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Block\Adminhtml\Form\Field\Unit
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Block
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/Block/Adminhtml/System/Config/Form/Field/ConversionMapping.php b/Block/Adminhtml/System/Config/Form/Field/ConversionMapping.php
index b916f7e..a781ff8 100644
--- a/Block/Adminhtml/System/Config/Form/Field/ConversionMapping.php
+++ b/Block/Adminhtml/System/Config/Form/Field/ConversionMapping.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Block\Adminhtml\System\Config\Form\Field\ConversionMapping
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Block
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/Block/AfterPrice.php b/Block/AfterPrice.php
index 830e0bf..f5a2711 100755
--- a/Block/AfterPrice.php
+++ b/Block/AfterPrice.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Block\AfterPrice
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Block
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/Helper/Data.php b/Helper/Data.php
index d6d13a7..23b071b 100644
--- a/Helper/Data.php
+++ b/Helper/Data.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Helper\Data
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Helper
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/Model/Plugin/AfterPrice.php b/Model/Plugin/AfterPrice.php
index 0bccd81..acd02b3 100644
--- a/Model/Plugin/AfterPrice.php
+++ b/Model/Plugin/AfterPrice.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Model\Plugin\AfterPrice
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Model
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/Model/Plugin/ConfigurablePrice.php b/Model/Plugin/ConfigurablePrice.php
index d7686d9..321a946 100644
--- a/Model/Plugin/ConfigurablePrice.php
+++ b/Model/Plugin/ConfigurablePrice.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Model\Plugin\ConfigurablePrice
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Model
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/Model/Plugin/Grouped.php b/Model/Plugin/Grouped.php
index fb93709..d75d7e7 100644
--- a/Model/Plugin/Grouped.php
+++ b/Model/Plugin/Grouped.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Model\Plugin\Grouped
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Model
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/Setup/InstallData.php b/Setup/InstallData.php
index 55a7b2d..33b7ca2 100644
--- a/Setup/InstallData.php
+++ b/Setup/InstallData.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * Magenerds\BasePrice\Setup\InstallData
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Setup
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/etc/acl.xml b/etc/acl.xml
index dc83fdf..80c0ae0 100644
--- a/etc/acl.xml
+++ b/etc/acl.xml
@@ -1,14 +1,11 @@
 <?xml version="1.0"?>
 <!--
 /**
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
+ * NOTICE OF LICENSE
  *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
@@ -16,8 +13,7 @@
  * @package    Magenerds_BasePrice
  * @subpackage etc
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  */
  -->
diff --git a/etc/adminhtml/system.xml b/etc/adminhtml/system.xml
index 14b449e..7764826 100644
--- a/etc/adminhtml/system.xml
+++ b/etc/adminhtml/system.xml
@@ -1,14 +1,11 @@
 <?xml version="1.0"?>
 <!--
 /**
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
+ * NOTICE OF LICENSE
  *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
@@ -16,8 +13,7 @@
  * @package    Magenerds_BasePrice
  * @subpackage etc
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  */
  -->
diff --git a/etc/config.xml b/etc/config.xml
index 477dc3a..c0fa085 100644
--- a/etc/config.xml
+++ b/etc/config.xml
@@ -1,14 +1,11 @@
 <?xml version="1.0"?>
 <!--
 /**
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
+ * NOTICE OF LICENSE
  *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
@@ -16,8 +13,7 @@
  * @package    Magenerds_BasePrice
  * @subpackage etc
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  */
  -->
diff --git a/etc/di.xml b/etc/di.xml
index 54d138b..f9f9ec0 100644
--- a/etc/di.xml
+++ b/etc/di.xml
@@ -1,14 +1,11 @@
 <?xml version="1.0"?>
 <!--
 /**
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
+ * NOTICE OF LICENSE
  *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
@@ -16,8 +13,7 @@
  * @package    Magenerds_BasePrice
  * @subpackage etc
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  */
  -->
diff --git a/etc/module.xml b/etc/module.xml
index 1940470..a7b8ecd 100644
--- a/etc/module.xml
+++ b/etc/module.xml
@@ -1,14 +1,11 @@
 <?xml version="1.0"?>
 <!--
 /**
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
+ * NOTICE OF LICENSE
  *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
@@ -16,8 +13,7 @@
  * @package    Magenerds_BasePrice
  * @subpackage etc
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  */
  -->
diff --git a/registration.php b/registration.php
index 374a061..fc285f2 100644
--- a/registration.php
+++ b/registration.php
@@ -1,23 +1,17 @@
 <?php
 /**
- * registration.php
+ * NOTICE OF LICENSE
  *
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
- *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
  * @category   Magenerds
  * @package    Magenerds_BasePrice
  * @subpackage Module
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
  */
diff --git a/view/frontend/templates/afterprice.phtml b/view/frontend/templates/afterprice.phtml
index 8df3249..bbf4492 100755
--- a/view/frontend/templates/afterprice.phtml
+++ b/view/frontend/templates/afterprice.phtml
@@ -1,13 +1,10 @@
 <?php
 /**
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
+ * NOTICE OF LICENSE
  *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
@@ -15,8 +12,7 @@
  * @package    Magenerds_BasePrice
  * @subpackage view
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  */
 
diff --git a/view/frontend/templates/configurable/afterprice.phtml b/view/frontend/templates/configurable/afterprice.phtml
index 8b58a3f..b29840d 100755
--- a/view/frontend/templates/configurable/afterprice.phtml
+++ b/view/frontend/templates/configurable/afterprice.phtml
@@ -1,13 +1,10 @@
 <?php
 /**
- * Copyright (c) 2016 TechDivision GmbH
- * All rights reserved
+ * NOTICE OF LICENSE
  *
- * This product includes proprietary software developed at TechDivision GmbH, Germany
- * For more information see http://www.techdivision.com/
- *
- * To obtain a valid license for using this software please contact us at
- * license@techdivision.com
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
  */
 
 /**
@@ -15,8 +12,7 @@
  * @package    Magenerds_BasePrice
  * @subpackage view
  * @author     Florian Sydekum <f.sydekum@techdivision.com>
- * @copyright  Copyright (c) 2016 TechDivision GmbH (http://www.techdivision.com)
- * @version    ${release.version}
+ * @copyright  Copyright (c) 2017 TechDivision GmbH (http://www.techdivision.com)
  * @link       http://www.techdivision.com/
  */