diff --git a/apps/enp/serializers.py b/apps/enp/serializers.py
index 3da481e9..ab8ab450 100644
--- a/apps/enp/serializers.py
+++ b/apps/enp/serializers.py
@@ -49,7 +49,7 @@ class DrainEquipEnvSerializer(CustomModelSerializer):
         source='equipment.name', read_only=True)
     equipment_envdata = serializers.SerializerMethodField()
     equipment_ = EquipmentSerializer(source='equipment', read_only=True)
-    # drain_ = DrainSerializer(source='drain', read_only=True)
+    drain_ = DrainSerializer(source='drain', read_only=True)
 
     def get_equipment_envdata(self, obj):
         now = timezone.now()