diff --git a/apps/qm/services.py b/apps/qm/services.py
index 299d9abb..715abae8 100644
--- a/apps/qm/services.py
+++ b/apps/qm/services.py
@@ -100,10 +100,10 @@ def ftestwork_submit(ins:FtestWork, user: User):
             for item in FtestworkDefect.objects.filter(ftestwork=ins):
                 item:FtestworkDefect = item
                 if item.count > 0 and item.defect.okcate == Defect.DEFECT_NOTOK:
-                    ins.count = ins.count - item.count
-                    if ins.count < 0:
+                    wm.count = wm.count - item.count
+                    if wm.count < 0:
                         raise ParseError("数量不足,扣减失败")
-                    wm, new_create = WMaterial.objects.get_or_create(
+                    wmx, new_create = WMaterial.objects.get_or_create(
                         material=wm.material,
                         batch=wm.batch,
                         mgroup=wm.mgroup,
@@ -116,10 +116,9 @@ def ftestwork_submit(ins:FtestWork, user: User):
                         }
                     )
                     if not new_create:
-                        wm.count = wm.count + item.count
-                        wm.save()
+                        wmx.count = wmx.count + item.count
+                        wmx.save()
                     ins.save()
-            wm.count = wm.count - ins.count_notok
             wm.save()
     ins.submit_user = user
     ins.submit_time = timezone.now()