diff --git a/include/xo/ratio/ratio.hpp b/include/xo/ratio/ratio.hpp
index 5496e05e..36c8ae30 100644
--- a/include/xo/ratio/ratio.hpp
+++ b/include/xo/ratio/ratio.hpp
@@ -326,16 +326,7 @@ namespace xo {
                 return lhs <=> rhs;
             }
 
-            /* we want ratio<T> to be a structural type,
-             * so that we can use an instance as a non-type template parameter.
-             *
-             * with private members, clang 18 (we believe incorrectly) complains that ratio<T> is not structural.
-             */
-#ifdef __clang__
-        public:
-#else
-        private:
-#endif
+        public: /* need public members so that a ratio instance can be a non-type template parameter (a structural type) */
 
             /** @defgroup ratio-instance-variables **/
             ///@{