diff --git a/apps/wpm/serializers.py b/apps/wpm/serializers.py
index 87025663..8f2c6bbb 100644
--- a/apps/wpm/serializers.py
+++ b/apps/wpm/serializers.py
@@ -529,7 +529,7 @@ class MlogSerializer(CustomModelSerializer):
     def validate(self, attrs):
         attrs['fill_way'] = Mlog.MLOG_2    # 只填第二级
         attrs['mtype'] = Mlog.MTYPE_SELF   # 默认为自生产
-        fmlog = attrs.get('fmlog', None)
+        fmlog:Fmlog = attrs.get('fmlog', None)
         mtaskb = attrs.get('mtaskb', None)
         if fmlog:
             attrs['fill_way'] = Mlog.MLOG_12
@@ -540,6 +540,7 @@ class MlogSerializer(CustomModelSerializer):
                 raise ParseError('未提供消耗的车间物料')
             attrs['mgroup'] = fmlog.mgroup
             attrs['mtask'] = fmlog.mtask
+            attrs['mtype'] = fmlog.mgroup.mtype
             if attrs['mtask'].route:
                 attrs['route'] = attrs['mtask'].route
             # if attrs['mtask'].mtaskb and mtaskb is None:
@@ -552,6 +553,10 @@ class MlogSerializer(CustomModelSerializer):
                 raise ParseError('非合格品不可使用')
             if wm_in.material != attrs['mtask'].material_in:
                 raise ParseError('消耗物料与任务不一致')
+            if attrs['mtype']  == Mlog.MTYPE_OUT:
+                supplier = attrs.get('supplier', None)
+                if not supplier:
+                    raise ParseError('外协必须选择外协单位')
         mtask = attrs.get('mtask', None)
         count_notok = 0
         for i in attrs: