diff --git a/addons/purchase_requisition/purchase_requisition.py b/addons/purchase_requisition/purchase_requisition.py
index 031c902e4bb..2d3708b6710 100644
--- a/addons/purchase_requisition/purchase_requisition.py
+++ b/addons/purchase_requisition/purchase_requisition.py
@@ -175,7 +175,7 @@ class purchase_requisition_line(osv.osv):
     _rec_name = 'product_id'
 
     _columns = {
-        'product_id': fields.many2one('product.product', 'Product' ),
+        'product_id': fields.many2one('product.product', 'Product', domain=[('purchase_ok', '=', True)]),
         'product_uom_id': fields.many2one('product.uom', 'Product Unit of Measure'),
         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
         'requisition_id' : fields.many2one('purchase.requisition','Purchase Requisition', ondelete='cascade'),