diff --git a/purchase_comment_template/models/purchase_order.py b/purchase_comment_template/models/purchase_order.py
index 4558b912..5548a9a9 100644
--- a/purchase_comment_template/models/purchase_order.py
+++ b/purchase_comment_template/models/purchase_order.py
@@ -32,6 +32,8 @@ def _set_note2(self):
     @api.onchange('partner_id')
     def onchange_partner_id_purchase_comment(self):
         if self.partner_id:
+            self._set_note1()
+            self._set_note2()
             comment_template = self.partner_id.property_comment_template_id
             if comment_template.position == 'before_lines':
                 self.comment_template1_id = comment_template