diff --git a/test/unit/helpers/custom_fields_helper_test.rb b/test/unit/helpers/custom_fields_helper_test.rb
index 587002962..757b869b2 100644
--- a/test/unit/helpers/custom_fields_helper_test.rb
+++ b/test/unit/helpers/custom_fields_helper_test.rb
@@ -17,7 +17,7 @@
 
 require File.expand_path('../../../test_helper', __FILE__)
 
-class CustomFieldsHelperTest < HelperTestCase
+class CustomFieldsHelperTest < ActionView::TestCase
   include CustomFieldsHelper
   include Redmine::I18n