diff --git a/library/include/larra/serialization/auto.hpp b/library/include/larra/serialization/auto.hpp
index d44b522..cdf9352 100644
--- a/library/include/larra/serialization/auto.hpp
+++ b/library/include/larra/serialization/auto.hpp
@@ -189,10 +189,9 @@ auto SerializeField(xmlpp::Element* main, const T& obj) {
 template <typename T>
 struct SerializationConfig {
   decltype([] {
-    return []<std::size_t... Is>(  // GCC Workaround
-               std::index_sequence<Is>...) -> utempl::Tuple<typename ElementConfig<boost::pfr::tuple_element_t<Is, T>>::type...> {
-      std::unreachable();
-    }(std::make_index_sequence<boost::pfr::tuple_size_v<T>>());
+    return [](auto... is) {
+      return utempl::Tuple<typename ElementConfig<boost::pfr::tuple_element_t<*is, T>>::type...>{};
+    } | utempl::kSeq<boost::pfr::tuple_size_v<T>>;
   }()) tuple{};
   template <std::size_t I, typename Self>  // NOLINTNEXTLINE
   consteval auto With(this Self&& self, ElementConfig<boost::pfr::tuple_element_t<I, T>>::type config) -> SerializationConfig {