diff --git a/addons/sale_mrp/sale_mrp.py b/addons/sale_mrp/sale_mrp.py
index a6b8da72427..41064bafdf9 100644
--- a/addons/sale_mrp/sale_mrp.py
+++ b/addons/sale_mrp/sale_mrp.py
@@ -42,7 +42,7 @@ class SaleOrderLine(models.Model):
             if bom.type != 'phantom':
                 continue
             bom_delivered[bom.id] = False
-            bom_exploded = self.env['mrp.bom']._bom_explode(bom, self.product_id.product_tmpl_id, self.product_uom_qty)[0]
+            bom_exploded = self.env['mrp.bom']._bom_explode(bom, self.product_id, self.product_uom_qty)[0]
             for bom_line in bom_exploded:
                 qty = 0.0
                 for move in self.procurement_ids.mapped('move_ids'):