diff --git a/partner_gogocarto_export_api/models/res_partner.py b/partner_gogocarto_export_api/models/res_partner.py
index d930da306..88b0c5bd3 100644
--- a/partner_gogocarto_export_api/models/res_partner.py
+++ b/partner_gogocarto_export_api/models/res_partner.py
@@ -1,5 +1,6 @@
 from odoo import models, fields, api
 from ast import literal_eval
+# import datetime
 import logging
 _logger = logging.getLogger(__name__)
 
@@ -16,6 +17,9 @@ class ResPartner(models.Model):
                 ,('partner_latitude', '!=', float())
                 ]
     
+    def _get_last_update(self):        
+        return self.write_date.strftime("%d-%m-%Y, %H:%M:%S")
+
     def _get_industry_label(self):
         if self.industry_id:
             return self.industry_id.name
@@ -41,6 +45,8 @@ class ResPartner(models.Model):
         self._add_simple_node(element, "name")
         self._add_simple_node(element, "partner_longitude")
         self._add_simple_node(element, "partner_latitude")
+        # to detect the changes in the export compared to the previous one, so that Gogocarto does not import all the data at each synchronization.
+        self._add_computed_node(element, "last_update", self._get_last_update) 
 
         return self.add_fields(element, self._get_export_fields())