diff --git a/addons/purchase/test/fifo_price.yml b/addons/purchase/test/fifo_price.yml
index 1b8984c7f89..c34f55fb03c 100644
--- a/addons/purchase/test/fifo_price.yml
+++ b/addons/purchase/test/fifo_price.yml
@@ -300,6 +300,7 @@
 -
   The behavior of fifo/lifo is not garantee if the quants are created at the same second, so i just wait one second
 -
+  !python {model: stock.picking}: |
     import time
     time.sleep(1)
 -