diff --git a/addons/sale/report/sale_report.py b/addons/sale/report/sale_report.py
index a20ba01f300..1a42f5d7b2e 100644
--- a/addons/sale/report/sale_report.py
+++ b/addons/sale/report/sale_report.py
@@ -88,12 +88,11 @@ class sale_report(osv.osv):
                     s.project_id as analytic_account_id
                 from
                     sale_order s
-                    left join sale_order_line l on (s.id=l.order_id)
-                        left join product_product p on (l.product_id=p.id)
-                            left join product_template t on (p.product_tmpl_id=t.id)
-                    left join product_uom u on (u.id=l.product_uom)
-                    left join product_uom u2 on (u2.id=t.uom_id)
-                where l.product_id is not null
+                    join sale_order_line l on (s.id=l.order_id)
+                        join product_product p on (l.product_id=p.id)
+                            join product_template t on (p.product_tmpl_id=t.id)
+                    join product_uom u on (u.id=l.product_uom)
+                    join product_uom u2 on (u2.id=t.uom_id)
                 group by
                     l.product_id,
                     l.product_uom_qty,
diff --git a/addons/sale_stock/report/sale_report.py b/addons/sale_stock/report/sale_report.py
index ade84b269e6..9dcf37b59fc 100644
--- a/addons/sale_stock/report/sale_report.py
+++ b/addons/sale_stock/report/sale_report.py
@@ -68,11 +68,11 @@ class sale_report(osv.osv):
                     s.project_id as analytic_account_id
                 from
                     sale_order s
-                    left join sale_order_line l on (s.id=l.order_id)
-                        left join product_product p on (l.product_id=p.id)
-                            left join product_template t on (p.product_tmpl_id=t.id)
-                    left join product_uom u on (u.id=l.product_uom)
-                    left join product_uom u2 on (u2.id=t.uom_id)
+                    join sale_order_line l on (s.id=l.order_id)
+                        join product_product p on (l.product_id=p.id)
+                            join product_template t on (p.product_tmpl_id=t.id)
+                    join product_uom u on (u.id=l.product_uom)
+                    join product_uom u2 on (u2.id=t.uom_id)
                 group by
                     l.product_id,
                     l.product_uom_qty,