diff --git a/BaseLib/Histogram.h b/BaseLib/Histogram.h
index 9c889c6911895e623c15170724daf50cd20b40fa..490ced063607df85b3f432c5f9e8a0d76dd07277 100644
--- a/BaseLib/Histogram.h
+++ b/BaseLib/Histogram.h
@@ -1,8 +1,13 @@
-/** \file
- * \author Dmitri Naumov
- * \date   Apr. 2012
+/**
+ * \file
+ * \author Dmitrij Naumov
  * \brief Implementation of Histogram class.
  *
+ * \copyright
+ * Copyright (c) 2012, OpenGeoSys Community (http://www.opengeosys.org)
+ *            Distributed under a Modified BSD License.
+ *              See accompanying file LICENSE.txt or
+ *              http://www.opengeosys.org/project/license
  */
 
 #ifndef BASELIB_HISTOGRAM_H