diff --git a/sources/Application/DataModel/TriggerAndAction/TriggerOnObjectUpdate.php b/sources/Application/DataModel/TriggerAndAction/TriggerOnObjectUpdate.php
new file mode 100644
index 000000000..562f9ea72
--- /dev/null
+++ b/sources/Application/DataModel/TriggerAndAction/TriggerOnObjectUpdate.php
@@ -0,0 +1,86 @@
+<?php
+
+/**
+ * Class TriggerOnObjectCreate
+ */
+class TriggerOnObjectUpdate extends TriggerOnObject
+{
+    /**
+     * @throws \CoreException
+     * @throws \Exception
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "grant_by_profile,core/cmdb,application",
+            "key_type" => "autoincrement",
+            "name_attcode" => "description",
+            "complementary_name_attcode" => ['finalclass', 'complement'],
+            "state_attcode" => "",
+            "reconc_keys" => ['description'],
+            "db_table" => "priv_trigger_onobjupdate",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+        MetaModel::Init_AddAttribute(new AttributeClassAttCodeSet('target_attcodes', array("allowed_values" => null, "class_field" => "target_class", "sql" => "target_attcodes", "default_value" => null, "is_null_allowed" => true, "max_items" => 20, "min_items" => 0, "attribute_definition_exclusion_list" => "AttributeDashboard,AttributeExternalField,AttributeFinalClass,AttributeFriendlyName,AttributeObsolescenceDate,AttributeObsolescenceFlag,AttributeSubItem", "attribute_definition_list" => null, "depends_on" => array('target_class'))));
+
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('description', 'context', 'target_class', 'filter', 'target_attcodes', 'subscription_policy', 'action_list')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('finalclass', 'target_class')); // Attributes to be displayed for a list
+        // Search criteria
+        MetaModel::Init_SetZListItems('standard_search', array('description', 'target_class')); // Criteria of the std search form
+    }
+
+    public function IsTargetObject($iObjectId, $aChanges = array())
+    {
+        if (!parent::IsTargetObject($iObjectId, $aChanges)) {
+            return false;
+        }
+
+        // Check the attribute
+        $oAttCodeSet = $this->Get('target_attcodes');
+        $aAttCodes = $oAttCodeSet->GetValues();
+        if (empty($aAttCodes)) {
+            return true;
+        }
+
+        foreach ($aAttCodes as $sAttCode) {
+            if (array_key_exists($sAttCode, $aChanges)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public function ComputeValues()
+    {
+        parent::ComputeValues();
+
+        // Remove unwanted attribute codes
+        $aChanges = $this->ListChanges();
+        if (isset($aChanges['target_attcodes'])) {
+            $oAttDef = MetaModel::GetAttributeDef(get_class($this), 'target_attcodes');
+            $aArgs = array('this' => $this);
+            $aAllowedValues = $oAttDef->GetAllowedValues($aArgs);
+
+            /** @var \ormSet $oValue */
+            $oValue = $this->Get('target_attcodes');
+            $aValues = $oValue->GetValues();
+            $bChanged = false;
+            foreach ($aValues as $key => $sValue) {
+                if (!isset($aAllowedValues[$sValue])) {
+                    unset($aValues[$key]);
+                    $bChanged = true;
+                }
+            }
+            if ($bChanged) {
+                $oValue->SetValues($aValues);
+                $this->Set('target_attcodes', $oValue);
+            }
+        }
+    }
+
+}
\ No newline at end of file