diff --git a/addons/mrp/models/mrp_bom.py b/addons/mrp/models/mrp_bom.py
index 6b781b8b30a..7c973e642d1 100644
--- a/addons/mrp/models/mrp_bom.py
+++ b/addons/mrp/models/mrp_bom.py
@@ -355,6 +355,8 @@ class MrpBomLine(models.Model):
         them has to be found on the variant.
         """
         self.ensure_one()
+        if product._name == 'product.template':
+            return False
         if self.bom_product_template_attribute_value_ids:
             for ptal, iter_ptav in groupby(self.bom_product_template_attribute_value_ids.sorted('attribute_line_id'), lambda ptav: ptav.attribute_line_id):
                 if not any([ptav in product.product_template_attribute_value_ids for ptav in iter_ptav]):