diff --git a/addons/mrp/models/stock_rule.py b/addons/mrp/models/stock_rule.py
index ff840682e1d..01b66fda14c 100644
--- a/addons/mrp/models/stock_rule.py
+++ b/addons/mrp/models/stock_rule.py
@@ -37,7 +37,7 @@ class StockRule(models.Model):
         for procurement, rule in procurements:
             bom = self._get_matching_bom(procurement.product_id, procurement.company_id, procurement.values)
             if not bom:
-                msg = _('There is no Bill of Material found for the product %s. Please define a Bill of Material for this product.') % (procurement.product_id.display_name,)
+                msg = _('There is no Bill of Material of type manufacture or kit found for the product %s. Please define a Bill of Material for this product.') % (procurement.product_id.display_name,)
                 raise UserError(msg)
 
             productions_values_by_company[procurement.company_id.id].append(rule._prepare_mo_vals(*procurement, bom))