diff --git a/apps/wpm/services.py b/apps/wpm/services.py
index 3b1c8740..553440a7 100644
--- a/apps/wpm/services.py
+++ b/apps/wpm/services.py
@@ -885,6 +885,8 @@ def handover_submit(handover:Handover, user: User, now: Union[datetime.datetime,
                 else:
                     raise ParseError("改版交接必须指定接收工段")
             elif handover.type == Handover.H_BACK:
+                if wm_from and wm_from.state != WMaterial.WM_OK:
+                    raise ParseError("仅合格品支持退回")
                 if mtype == Handover.H_MERGE and handover.new_wm:
                     wm_to = handover.new_wm
                 else: