diff --git a/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml b/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml
index dc460d0127..d04a432728 100755
--- a/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml
+++ b/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml
@@ -1,22 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!--
-  ~ Copyright (C) 2013-2019 Combodo SARL
-  ~
-  ~ This file is part of iTop.
-  ~
-  ~ iTop is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU Affero General Public License as published by
-  ~ the Free Software Foundation, either version 3 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ iTop 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 Affero General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU Affero General Public License
-  -->
-
 <itop_design xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="1.6">
 	<constants>
 		<constant id="RESPONSE_TICKET_SLT_QUERY" xsi:type="string" _delta="define"><![CDATA[SELECT SLT AS slt JOIN lnkSLAToSLT AS l1 ON l1.slt_id=slt.id JOIN SLA AS sla ON l1.sla_id=sla.id JOIN lnkCustomerContractToService AS l2 ON l2.sla_id=sla.id JOIN CustomerContract AS sc ON l2.customercontract_id=sc.id WHERE slt.metric = :metric AND l2.service_id = :this->service_id AND sc.org_id = :this->org_id AND slt.request_type = :request_type AND slt.priority = :this->priority]]></constant>