diff --git a/middleman-core/lib/middleman-core/sitemap/extensions/redirects.rb b/middleman-core/lib/middleman-core/sitemap/extensions/redirects.rb
index fe34ec39..980dbe96 100644
--- a/middleman-core/lib/middleman-core/sitemap/extensions/redirects.rb
+++ b/middleman-core/lib/middleman-core/sitemap/extensions/redirects.rb
@@ -66,9 +66,11 @@ module Middleman
             super(store, path)
           end
 
+          # rubocop:disable Style/AccessorMethodName
           def get_source_file
             nil
           end
+          # rubocop:enable Style/AccessorMethodName
 
           def template?
             true