diff --git a/apps/inm/serializers.py b/apps/inm/serializers.py
index 4e0ba42a..866c337b 100644
--- a/apps/inm/serializers.py
+++ b/apps/inm/serializers.py
@@ -168,6 +168,7 @@ class MIODoSerializer(CustomModelSerializer):
         model = MIO
         fields = ['id', 'number', 'note', 'do_user',
                   'belong_dept', 'type', 'inout_date', 'mgroup']
+        extra_kwargs = {'inout_date': {'required': True}, 'do_user': {'required': True}}
 
     def validate(self, attrs):
         if 'mgroup' in attrs and attrs['mgroup']:
@@ -193,6 +194,7 @@ class MIOSaleSerializer(CustomModelSerializer):
     class Meta:
         model = MIO
         fields = ['id', 'number', 'note', 'order', 'inout_date', 'customer']
+        extra_kwargs = {'inout_date': {'required': True}}
 
     def create(self, validated_data):
         validated_data['type'] = MIO.MIO_TYPE_SALE_OUT
@@ -219,6 +221,7 @@ class MIOPurSerializer(CustomModelSerializer):
     class Meta:
         model = MIO
         fields = ['id', 'number', 'note', 'pu_order', 'inout_date', 'supplier']
+        extra_kwargs = {'inout_date': {'required': True}}
 
     def create(self, validated_data):
         validated_data['type'] = MIO.MIO_TYPE_PUR_IN
@@ -244,6 +247,7 @@ class MIOOtherSerializer(CustomModelSerializer):
         model = MIO
         fields = ['id', 'number', 'note', 'supplier',
                   'customer', 'type', 'inout_date']
+        extra_kwargs = {'inout_date': {'required': True}}
 
     def create(self, validated_data):
         if validated_data['type'] not in [MIO.MIO_TYPE_OTHER_OUT, MIO.MIO_TYPE_OTHER_IN]: