diff --git a/migrations/Version202310231538282234_tao.php b/migrations/Version202310231538282234_tao.php
new file mode 100644
index 0000000000..ff0b1f7545
--- /dev/null
+++ b/migrations/Version202310231538282234_tao.php
@@ -0,0 +1,52 @@
+<?php
+
+/*
+ * 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; under version 2
+ * of the License (non-upgradable).
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Copyright (c) 2023(original work) Open Assessment Technologies SA;
+ */
+
+declare(strict_types=1);
+
+namespace oat\tao\migrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use oat\tao\scripts\SyncModels;
+use oat\tao\scripts\tools\migrations\AbstractMigration;
+
+/**
+ * phpcs:disable Squiz.Classes.ValidClassName
+ */
+final class Version202310231538282234_tao extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Update Ontology models';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addReport(
+            $this->propagate(new SyncModels())([])
+        );
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->throwIrreversibleMigrationException(
+            'The models should be updated via `SyncModels` script after reverting their RDF definitions.'
+        );
+    }
+}
diff --git a/models/ontology/tao.rdf b/models/ontology/tao.rdf
index 26cbdd1754..912b1cba41 100644
--- a/models/ontology/tao.rdf
+++ b/models/ontology/tao.rdf
@@ -82,13 +82,14 @@
       <rdfs:subClassOf rdf:resource="http://www.tao.lu/Ontologies/TAO.rdf#TAOObject"/>
       <rdfs:label xml:lang="en-US"><![CDATA[Updated]]></rdfs:label>
       <rdfs:comment xml:lang="en-US"><![CDATA[Last updated date]]></rdfs:comment>
+      <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
     </rdf:Description>
 
   <rdf:Description rdf:about="http://www.tao.lu/Ontologies/TAO.rdf#UpdatedBy">
       <rdfs:subClassOf rdf:resource="http://www.tao.lu/Ontologies/TAO.rdf#TAOObject"/>
       <rdfs:label xml:lang="en-US"><![CDATA[Author]]></rdfs:label>
       <rdfs:comment xml:lang="en-US"><![CDATA[User who authored the change]]></rdfs:comment>
-      <rdfs:range rdf:resource="http://www.tao.lu/Ontologies/TAO.rdf#User"/>
+      <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
     </rdf:Description>
 
   <rdf:Description rdf:about="http://www.tao.lu/Ontologies/TAO.rdf#level">