diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 9c0f25848cd25e5e0b10ae9adb461e5a7c4d082d..4410802d011ae7645a7e2007e7aa8f20d195d369 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -159,11 +159,6 @@ Lint/EmptyBlock:
     - 'spec/models/user_role_spec.rb'
     - 'spec/models/web/setting_spec.rb'
 
-# Configuration parameters: AllowComments.
-Lint/EmptyClass:
-  Exclude:
-    - 'spec/controllers/api/base_controller_spec.rb'
-
 Lint/NonLocalExitFromIterator:
   Exclude:
     - 'app/helpers/jsonld_helper.rb'
diff --git a/spec/controllers/api/base_controller_spec.rb b/spec/controllers/api/base_controller_spec.rb
index 080eab3c058a4eeb3200b1daf00ce07864bd2147..dd90aead237b2b1452bafc81f401629985f59a4a 100644
--- a/spec/controllers/api/base_controller_spec.rb
+++ b/spec/controllers/api/base_controller_spec.rb
@@ -2,9 +2,11 @@
 
 require 'rails_helper'
 
-class FakeService; end
-
 describe Api::BaseController do
+  before do
+    stub_const('FakeService', Class.new)
+  end
+
   controller do
     def success
       head 200