diff --git a/test/rdoc/test_rdoc_options.rb b/test/rdoc/test_rdoc_options.rb
index 7c264c5e86..a59154aa17 100644
--- a/test/rdoc/test_rdoc_options.rb
+++ b/test/rdoc/test_rdoc_options.rb
@@ -843,7 +843,7 @@ rdoc_include:
     end
   end
 
-  def load_options_no_file
+  def test_load_options_no_file
     temp_dir do
       options = RDoc::Options.load_options