diff --git a/addons/product/product.py b/addons/product/product.py
index b478297e560..69a526d62c3 100644
--- a/addons/product/product.py
+++ b/addons/product/product.py
@@ -628,7 +628,7 @@ class product_template(osv.osv):
             else:
                 company_id = context.get('force_company') or product.env.user.company_id.id
                 product = product.with_context(force_company=company_id)
-                res[product.id] = res[product.id] = product.sudo()[ptype]
+                res[product.id] = product.sudo()[ptype]
             if ptype == 'list_price':
                 res[product.id] += product._name == "product.product" and product.price_extra or 0.0
             if 'uom' in context: