diff --git a/models/acc_operation.py b/models/acc_operation.py
index 7404500e4ed666f377c4c98a124ab09bb7779590..89d42ac41d369820029f77aa1d2de38a318bf029 100644
--- a/models/acc_operation.py
+++ b/models/acc_operation.py
@@ -189,7 +189,7 @@ class AccOperation(models.Model):
             self, start_date, end_date, partner_id, prm_id, data_type
         )
         header = export_cdc.make_header_lines(self, partner_id, prm_id, data_type)
-        data_dict = self.env["acc.enedis.cdc"]._get_curves(
+        data_dict = self.env["acc.enedis.cdc"].get_curves(
             acc_operation_id=self.id,
             start_date=start,
             end_date=end,
@@ -250,21 +250,21 @@ class AccOperation(models.Model):
         Cdc_model = self.env["acc.enedis.cdc"]
         last_record = Cdc_model._get_last_cdc_record(self.id, partner_id)
 
-        date_day_start, date_day_end = last_record._get_interval("day")
+        date_day_start, date_day_end = last_record.get_interval("day")
         date_day_start = date_day_start.strftime("%d/%m/%Y")
         date_day_end = date_day_end.strftime("%d/%m/%Y")
 
-        date_week_start, date_week_end = last_record._get_interval("week")
+        date_week_start, date_week_end = last_record.get_interval("week")
 
         date_week_start = date_week_start.strftime("%d/%m/%Y")
         date_week_end = date_week_end.strftime("%d/%m/%Y")
 
-        date_month_start, date_month_end = last_record._get_interval("month")
+        date_month_start, date_month_end = last_record.get_interval("month")
 
         date_month_start = date_month_start.strftime("%d/%m/%Y")
         date_month_end = date_month_end.strftime("%d/%m/%Y")
 
-        date_year_start, date_year_end = last_record._get_interval("year")
+        date_year_start, date_year_end = last_record.get_interval("year")
 
         date_year_start = date_year_start.strftime("%d/%m/%Y")
         date_year_end = date_year_end.strftime("%d/%m/%Y")