diff --git a/NumLib/Function/Interpolation.h b/NumLib/Function/Interpolation.h
index 975883436b00811fb2b9ff35917dabe7321a8f35..e46363ec3d555fbb9530806864a4ba8ade26afaf 100644
--- a/NumLib/Function/Interpolation.h
+++ b/NumLib/Function/Interpolation.h
@@ -1,3 +1,12 @@
+/**
+ * \copyright
+ * Copyright (c) 2012-2015, 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 NUMLIB_INTERPOLATION_H
 #define NUMLIB_INTERPOLATION_H