diff --git a/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml b/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml
index ef7ffd1aec..299030c2e6 100755
--- a/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml
+++ b/datamodels/2.x/itop-tickets/datamodel.itop-tickets.xml
@@ -113,6 +113,7 @@
           <sql>last_update</sql>
           <default_value/>
           <is_null_allowed>true</is_null_allowed>
+          <tracking_level>none</tracking_level>
         </field>
         <field id="close_date" xsi:type="AttributeDateTime">
           <sql>close_date</sql>