diff --git a/models/res_partner.py b/models/res_partner.py
index 2c941ff..03efa21 100644
--- a/models/res_partner.py
+++ b/models/res_partner.py
@@ -33,6 +33,7 @@ class ResPartner(models.Model):
                     old_cards = self.env['loyalty.card'].sudo().search([
                         ('partner_id', '=', partner.id),
                         ('program_id', '=', old_level_id),
+                        ('active', '=', True),
                     ])
                     if old_cards and new_level_id:
                         new_card = self.env['loyalty.card'].sudo().search([
@@ -52,6 +53,7 @@ class ResPartner(models.Model):
                             pts = old_card.points
                             if abs(pts) > 0.0001:
                                 new_card.points += pts
+                                old_card.points = 0.0
 
                         # 2. Transfer loyalty history (point transactions)
                         old_histories = self.env['loyalty.history'].sudo().search([
@@ -76,5 +78,5 @@ class ResPartner(models.Model):
 
                     # Archive old-level cards
                     if old_cards:
-                        old_cards.write({'active': False})
+                        old_cards.write({'active': False, 'points': 0.0})
         return super().write(vals)