diff --git a/accountant/api/views/scheduled_operations.py b/accountant/api/views/scheduled_operations.py
index 2b475fd..21895df 100644
--- a/accountant/api/views/scheduled_operations.py
+++ b/accountant/api/views/scheduled_operations.py
@@ -29,12 +29,13 @@ from ..models.operations import Operation
 
 from .. import api
 
-from ..fields import Object
 
 from .users import requires_auth
 
+from ..fields import Object
 
-resource_fields = {
+
+scheduled_operation_model = {
     'id': fields.Integer,
     'start_date': fields.DateTime(dt_format='iso8601'),
     'stop_date': fields.DateTime(dt_format='iso8601'),
@@ -63,8 +64,8 @@ get_parser.add_argument('account', type=int)
 
 
 class ScheduledOperationListResource(Resource):
-    @marshal_with_field(fields.List(Object(resource_fields)))
     @requires_auth
+    @marshal_with_field(fields.List(Object(scheduled_operation_model)))
     def get(self):
         """
         Get all scheduled operation for an account.
@@ -75,8 +76,8 @@ class ScheduledOperationListResource(Resource):
             ScheduledOperation.account_id == data.account
         ).all(), 200
 
-    @marshal_with_field(Object(resource_fields))
     @requires_auth
+    @marshal_with_field(Object(scheduled_operation_model))
     def post(self):
         """
         Add a new scheduled operation.
@@ -95,8 +96,8 @@ class ScheduledOperationListResource(Resource):
 
 
 class ScheduledOperationResource(Resource):
-    @marshal_with_field(Object(resource_fields))
     @requires_auth
+    @marshal_with_field(Object(scheduled_operation_model))
     def get(self, id):
         """
         Get scheduled operation.
@@ -108,8 +109,8 @@ class ScheduledOperationResource(Resource):
         except NoResultFound:
             return None, 404
 
-    @marshal_with_field(Object(resource_fields))
     @requires_auth
+    @marshal_with_field(Object(scheduled_operation_model))
     def post(self, id):
         """
         Update a scheduled operation.
@@ -138,8 +139,8 @@ class ScheduledOperationResource(Resource):
 
         return scheduled_operation, 200
 
-    @marshal_with_field(Object(resource_fields))
     @requires_auth
+    @marshal_with_field(Object(scheduled_operation_model))
     def delete(self, id):
         """
         Delete a scheduled operation.