diff --git a/apps/wpm/services.py b/apps/wpm/services.py
index 96bbbaf2..c2995c2e 100644
--- a/apps/wpm/services.py
+++ b/apps/wpm/services.py
@@ -265,7 +265,7 @@ def mlog_submit(mlog: Mlog, user: User, now: Union[datetime.datetime, None]):
             if count_pn_jgqbl> 0:
                 lookup = {'batch': batch, 'material': material, 'mgroup': mgroup, 'notok_sign': 'jgqbl', 'state': WMaterial.WM_NOTOK}
                 wm, is_create = WMaterial.objects.get_or_create(**lookup, defaults={**lookup, "belong_dept": belong_dept})
-                wm.count = wm.count + item.count_pn_jgqbl
+                wm.count = wm.count + count_pn_jgqbl
                 if is_create:
                     wm.create_by = user
                 else:
@@ -369,7 +369,7 @@ def mlog_revert(mlog: Mlog, user: User, now: Union[datetime.datetime, None]):
             if count_pn_jgqbl> 0:
                 lookup = {'batch': batch, 'material': material, 'mgroup': mgroup, 'notok_sign': 'jgqbl', 'state': WMaterial.WM_NOTOK}
                 wm, is_create = WMaterial.objects.get_or_create(**lookup, defaults={**lookup, "belong_dept": belong_dept})
-                wm.count = wm.count - item.count_pn_jgqbl
+                wm.count = wm.count - count_pn_jgqbl
                 if wm.count < 0:
                     raise ParseError('加工前不良数量大于库存量')
                 if is_create: