diff --git a/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php
new file mode 100644
index 000000000..4b061232c
--- /dev/null
+++ b/sources/Core/DataModel/CMDBChange/CMDBChangeOpSetAttributeURL.php
@@ -0,0 +1,69 @@
+<?php
+
+/**
+ * Record the modification of an URL
+ *
+ * @package     iTopORM
+ */
+class CMDBChangeOpSetAttributeURL extends CMDBChangeOpSetAttribute
+{
+    /**
+     * @inheritDoc
+     */
+    public static function Init()
+    {
+        $aParams = array
+        (
+            "category" => "core/cmdb, grant_by_profile",
+            "key_type" => "",
+            "name_attcode" => "change",
+            "state_attcode" => "",
+            "reconc_keys" => array(),
+            "db_table" => "priv_changeop_setatt_url",
+            "db_key_field" => "id",
+            "db_finalclass_field" => "",
+        );
+        MetaModel::Init_Params($aParams);
+        MetaModel::Init_InheritAttributes();
+
+        // N°4910 (oldvalue), N°5423 (newvalue)
+        // We cannot have validation here, as AttributeUrl validation is field dependant.
+        // The validation will be done when editing the iTop object, it isn't the history API responsibility
+        //
+        // Pattern is retrieved using this order :
+        // 1.  try to get the pattern from the field definition (datamodel)
+        // 2. from the iTop config
+        // 3. config parameter default value
+        // see \AttributeURL::GetValidationPattern
+        MetaModel::Init_AddAttribute(new AttributeURL("oldvalue", array("allowed_values" => null, "sql" => "oldvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
+        MetaModel::Init_AddAttribute(new AttributeURL("newvalue", array("allowed_values" => null, "sql" => "newvalue", "target" => '_blank', "default_value" => null, "is_null_allowed" => true, "depends_on" => array(), "validation_pattern" => '.*')));
+
+        // Display lists
+        MetaModel::Init_SetZListItems('details', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for the complete details
+        MetaModel::Init_SetZListItems('list', array('date', 'userinfo', 'attcode', 'oldvalue', 'newvalue')); // Attributes to be displayed for a list
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function GetDescription()
+    {
+        $sResult = '';
+        $oTargetObjectClass = $this->Get('objclass');
+        $oTargetObjectKey = $this->Get('objkey');
+        $oTargetSearch = new DBObjectSearch($oTargetObjectClass);
+        $oTargetSearch->AddCondition('id', $oTargetObjectKey, '=');
+
+        $oMonoObjectSet = new DBObjectSet($oTargetSearch);
+        if (UserRights::IsActionAllowedOnAttribute($this->Get('objclass'), $this->Get('attcode'), UR_ACTION_READ, $oMonoObjectSet) == UR_ALLOWED_YES) {
+            if (!MetaModel::IsValidAttCode($this->Get('objclass'), $this->Get('attcode'))) return ''; // Protects against renamed attributes...
+
+            $oAttDef = MetaModel::GetAttributeDef($this->Get('objclass'), $this->Get('attcode'));
+            $sAttName = $oAttDef->GetLabel();
+            $sNewValue = $this->Get('newvalue');
+            $sOldValue = $this->Get('oldvalue');
+            $sResult = $oAttDef->DescribeChangeAsHTML($sOldValue, $sNewValue);
+        }
+        return $sResult;
+    }
+}
\ No newline at end of file