diff --git a/sf_manufacturing/models/purchase_order.py b/sf_manufacturing/models/purchase_order.py
index d79425de..d31a859f 100644
--- a/sf_manufacturing/models/purchase_order.py
+++ b/sf_manufacturing/models/purchase_order.py
@@ -126,7 +126,7 @@ class PurchaseOrder(models.Model):
                 if not work_ids:
                     continue
                 min_sequence_wk = min(work_ids, key=lambda wk: wk.sequence)
-                if min_sequence_wk.is_subcontract:
+                if min_sequence_wk.is_subcontract and min_sequence_wk.state == 'ready':
                     picking_id = production_id.picking_ids.filtered(
                     lambda wk: wk.location_id.name == '制造前' and wk.location_dest_id.name == '外协加工区')
                     move_out = picking_id.move_ids