diff --git a/include/locale b/include/locale
index 047da71..e990491 100644
--- a/include/locale
+++ b/include/locale
@@ -3628,7 +3628,7 @@
     __wc.__cvtptr_ = nullptr;
 }
 
-#endif  // _LIBCPP_HAS_NO_VARIADICS
+#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
 wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::~wstring_convert()