--- a/xml/config.rnc	Thu Jan 02 21:23:23 2014 +0100
+++ b/xml/config.rnc	Thu Jan 02 21:26:03 2014 +0100
@@ -1,3 +1,19 @@
+# SQL-DK
+# Copyright © 2013 František Kučera (frantovo.cz)
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 default namespace = "https://sql-dk.globalcode.info/xmlns/configuration"
 
 start =