diff --git a/apps/opm/serializers.py b/apps/opm/serializers.py
index d3125c23..d96e3d55 100644
--- a/apps/opm/serializers.py
+++ b/apps/opm/serializers.py
@@ -133,7 +133,7 @@ class OplCreateUpdateSerializer(CustomModelSerializer):
 
 
 class OplSerializer(CustomModelSerializer):
-    opl_cate_name = serializers.CharField(source='opl_cate.name', read_only=True)
+    cate_name = serializers.CharField(source='cate.name', read_only=True)
     class Meta:
         model = Opl
         fields = '__all__'
diff --git a/apps/opm/views.py b/apps/opm/views.py
index c63d571e..2533ade2 100644
--- a/apps/opm/views.py
+++ b/apps/opm/views.py
@@ -44,7 +44,7 @@ class OplViewSet(CustomModelViewSet):
     create_serializer_class = OplCreateUpdateSerializer
     update_serializer_class = OplCreateUpdateSerializer
     serializer_class = OplSerializer
-    select_related_fields = ['opl_cate']
+    select_related_fields = ['cate']
 
     def destroy(self, request, *args, **kwargs):
         obj = self.get_object()