diff --git a/sf_manufacturing/models/purchase_order.py b/sf_manufacturing/models/purchase_order.py
index d0bf4bf0..b7ec1bc2 100644
--- a/sf_manufacturing/models/purchase_order.py
+++ b/sf_manufacturing/models/purchase_order.py
@@ -124,14 +124,14 @@ class PurchaseOrderLine(models.Model):
                 if match:
                     product_name = match.group(0)
                 sale_order_name = ''
-                match_sale = re.search(r'(S\d+)', record.product_id.name)
+                match_sale = re.search(r'(\d+)', record.product_id.name)
                 if match_sale:
                     sale_order_name = match_sale.group(0)
                 sale_order = self.env['sale.order'].sudo().search(
                     [('name', '=', sale_order_name)])
                 if sale_order:
                     filtered_order_line = sale_order.order_line.filtered(
-                        lambda order_line: re.search(f'S{product_name}$', order_line.product_id.name)
+                        lambda order_line: re.search(f'{product_name}$', order_line.product_id.name)
                     )
                     record.part_number = filtered_order_line.product_id.part_number if filtered_order_line else None
                     record.part_name = filtered_order_line.product_id.part_name if filtered_order_line else None
diff --git a/sf_manufacturing/models/stock.py b/sf_manufacturing/models/stock.py
index 9cdb0f99..df5d9e0a 100644
--- a/sf_manufacturing/models/stock.py
+++ b/sf_manufacturing/models/stock.py
@@ -769,7 +769,7 @@ class ReStockMove(models.Model):
                     sale_order = self.env['sale.order'].sudo().search(
                         [('name', '=', sale_order_name)])
                 filtered_order_line = sale_order.order_line.filtered(
-                    lambda production: re.search(f'S{product_name}$', production.product_id.name)
+                    lambda production: re.search(f'{product_name}$', production.product_id.name)
                 )
 
                 if filtered_order_line: