diff --git a/test/iconv/test_option.rb b/test/iconv/test_option.rb
index b899ba2db1..340218b48b 100644
--- a/test/iconv/test_option.rb
+++ b/test/iconv/test_option.rb
@@ -40,4 +40,4 @@ class TestIconv::Option < TestIconv
     assert_equal(SJIS_STR, str)
     iconv.close
   end
-end if defined?(TestIconv)
+end if false and defined?(TestIconv)