diff --git a/apps/inm/services.py b/apps/inm/services.py
index 43132c05..35b57afb 100644
--- a/apps/inm/services.py
+++ b/apps/inm/services.py
@@ -66,22 +66,22 @@ class InmService:
         if not mioitems.exists():
             raise ParseError("未填写物料明细")
         type = instance.type
-        prodction_dept = instance.belong_dept
+        belong_dept = instance.belong_dept
         for i in MIOItem.objects.filter(mio=instance):
-           cls.update_mb_item(i,  in_or_out, type, prodction_dept)
+           cls.update_mb_item(i,  in_or_out, 'count', type, belong_dept)
 
     @classmethod
-    def update_mb_item(cls, i: MIOItem, in_or_out: int = 1, field:str='count', type: str =None, production_dept: Dept=None):
+    def update_mb_item(cls, i: MIOItem, in_or_out: int = 1, field:str='count', type: str =None, belong_dept: Dept=None):
         """
         更新物料批次(根据明细)
         in = 1
         out = -1
         默认使用count字段做加减
         """
-        if type is None or production_dept is None:
+        if type is None or belong_dept is None:
             mio = i.mio
             type = mio.type
-            production_dept = mio.belong_dept
+            belong_dept = mio.belong_dept
         material = i.material
         warehouse = i.warehouse
         mb, is_created = MaterialBatch.objects.get_or_create(
@@ -90,8 +90,8 @@ class InmService:
         if in_or_out == 1:
             mb.count = mb.count + getattr(i, field)
             if type == MIO.MIO_TYPE_DO_IN:  # 生产入库需要记录production_dept字段
-                if mb.production_dept is None or mb.production_dept == production_dept:
-                    mb.production_dept = production_dept
+                if mb.production_dept is None or mb.production_dept == belong_dept:
+                    mb.production_dept = belong_dept
                 else:
                     raise ParseError("同种物料不同生产车间应该有不同批次号!")
             mb.save()