diff --git a/hr_commission/models/commission.py b/hr_commission/models/commission.py
index 59219090..4a0d9580 100644
--- a/hr_commission/models/commission.py
+++ b/hr_commission/models/commission.py
@@ -99,7 +99,7 @@ class Commission(models.Model):
         return super(Commission, self).unlink()
 
     def _filter_source_moves_for_creation(self, moves):
-        return moves.filtered(lambda i: i.invoice_user_id and not i.commission_ids)
+        return moves.filtered(lambda i: i.is_sale_document() and not i.commission_ids)
 
     def _commissions_to_confirm(self, moves):
         commissions = moves.mapped('commission_ids')
@@ -120,7 +120,7 @@ class Commission(models.Model):
 
             if commission_structure:
                 commission_structure.create_for_source_move(move, move_amount)
-            else:
+            elif move.invoice_user_id:
                 employee = employee_obj.search([('user_id', '=', move.invoice_user_id.id)], limit=1)
                 contract = employee.contract_id
                 if all((employee, contract, contract.commission_rate)):