diff --git a/grandlyon_iodas/models.py b/grandlyon_iodas/models.py
index a2e31b5..9bdde8c 100644
--- a/grandlyon_iodas/models.py
+++ b/grandlyon_iodas/models.py
@@ -99,8 +99,9 @@ class grandlyonIodas(BaseResource):
               if 'taches' in etape :
                 for tache in etape['taches']['tache'] :
                   if tache['idtypetache'] == 2 and datetime.strptime(tache['datearret'], "%d/%m/%Y") > datetime.now():
-                    moisfin = 1 if (datetime.strptime(tache['datearret'], "%d/%m/%Y") - dateutil.relativedelta.relativedelta(months=1)) == datetime.now() else 0
-                    droits.append({"libl":tache['produit']['libl'], "dateproposition":tache['dateproposition'], "datearret":tache['datearret'], "dateeffet":tache['dateeffet'], "moisfin":moisfin})
+                    for nb in [3,6] :
+                      deltafindroit = nb if (datetime.strptime(tache['datearret'], "%d/%m/%Y") - dateutil.relativedelta.relativedelta(months=nb)) == datetime.now().replace(hour=0, minute=0, second=0, microsecond=0) else 0
+                    droits.append({"libl":tache['produit']['libl'], "dateproposition":tache['dateproposition'], "datearret":tache['datearret'], "dateeffet":tache['dateeffet'], "deltafindroit":deltafindroit})
 
         return {'hash': hashlib.sha224(json.dumps(data)).hexdigest(),
                 'libl': data['procedures']['procedures']['procedure'][nbProc]['libl'] if 'procedures' in data else '',