diff --git a/addons/stock_planning/wizard/stock_planning_createlines.py b/addons/stock_planning/wizard/stock_planning_createlines.py
index a0aa1e85249..f73161c04eb 100644
--- a/addons/stock_planning/wizard/stock_planning_createlines.py
+++ b/addons/stock_planning/wizard/stock_planning_createlines.py
@@ -62,7 +62,7 @@ class stock_planning_createlines(osv.osv_memory):
             if f.forecasted_products:
                 cr.execute("SELECT product_id \
                                 FROM stock_sale_forecast \
-                                WHERE (period_id = %s) AND (warehouse_id = %s)", (f.period_id2.id, f.warehouse_id2.id))
+                                WHERE (period_id = %s) AND (warehouse_id = %s)", (f.period_id.id, f.warehouse_id.id))
                 products_id1 = [x for x, in cr.fetchall()]
             else:
                 categ_ids = f.product_categ_id.id and [f.product_categ_id.id] or []