diff --git a/wizard/scop_bordereau_refund_wizard.py b/wizard/scop_bordereau_refund_wizard.py
index 7999449bb0f464d14717f7f026ef2ab2c736f902..93c7f3fd7efab5ec1853b0e42cc991050abded0e 100644
--- a/wizard/scop_bordereau_refund_wizard.py
+++ b/wizard/scop_bordereau_refund_wizard.py
@@ -153,6 +153,7 @@ class ScopBordereauRefundWizard(models.TransientModel):
             )
 
         # CREATE REFUND
+        product_ur = journal_ur = False
         if partner_id.ur_id.id == ur_hdf:
             product_ur = self.env.company.contribution_hdf_id
             journal_ur = self.env.user.company_id.journal_ur_hdf_id