diff --git a/include/wb/DataType.php b/include/wb/DataType.php
index efdebee..de0543d 100644
--- a/include/wb/DataType.php
+++ b/include/wb/DataType.php
@@ -1,40 +1,43 @@
 <?php
 # Boz-MW - Another MediaWiki API handler in PHP
-# Copyright (C) 2017, 2018, 2019 Valerio Bozzolan
+# Copyright (C) 2017-2022 Valerio Bozzolan
+#               2022 Valerio Bozzolan, Luca Mauri
 #
 # This program 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.
 #
 # 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 Affero 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/>.
 
 # Wikibase
 namespace wb;
 
 /**
  * A wikibase DataValue's type
  *
  * @see https://www.wikidata.org/wiki/Special:ListDatatypes
  */
 class DataType {
 
 	const STRING           = 'string';
 	const URL              = 'url';
 	const TIME             = 'time';
 	const QUANTITY         = 'quantity';
 	const MONOLINGUAL_TEXT = 'monolingualtext';
 	const GLOBE_COORDINATE = 'globecoordinate';
 	const EXTERNAL_ID      = 'external-id';
 	const COMMONS_MEDIA    = 'commonsMedia';
 	const ITEM             = 'wikibase-item';
 	const ENTITY_ID        = 'wikibase-entityid';
 	const PROPERTY         = 'wikibase-property';
 
+	// https://www.mediawiki.org/wiki/Extension:Wikibase_Local_Media
+	const LOCALMEDIA       = 'localMedia';
 }