diff --git a/apps/srm/serializers.py b/apps/srm/serializers.py
index 69d5981e..cdb08cb5 100644
--- a/apps/srm/serializers.py
+++ b/apps/srm/serializers.py
@@ -46,7 +46,6 @@ class PaperRecordSerializer(CustomModelSerializer):
 
 class PlatformSerializer(serializers.ModelSerializer):
     create_by_name = serializers.CharField(source='create_by.name', read_only=True)
-    belong_dept_name = serializers.CharField(source='belong_dept.name', read_only=True)
     class Meta:
         model = Platform
         fields = '__all__'
@@ -55,7 +54,6 @@ class PlatformSerializer(serializers.ModelSerializer):
 class PlatstandingSerializer(serializers.ModelSerializer):
     platinfo_ = PlatformSerializer(source='platinfo', read_only=True)
     create_by_name = serializers.CharField(source='create_by.name', read_only=True)
-    belong_dept_name = serializers.CharField(source='belong_dept.name', read_only=True)
     class Meta:
         model = Platstanding
         fields = '__all__'