diff --git a/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx20.h b/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx20.h
index 20df211ad..27eb12af9 100644
--- a/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx20.h
+++ b/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx20.h
@@ -141,7 +141,7 @@ inline constexpr scatter_rsv_result find_continuous_scatters_reserve_n()
 	{
 		if constexpr (sizeof...(Args) == 0)
 		{
-			return {1, 0, ::fast_io::details::intrinsics::add_or_overflow_die_chain(static_cast<::std::size_t>(0), static_cast<::std::size_t>(1))};
+			return {1, 0, 1};
 		}
 		else
 		{
diff --git a/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx26.h b/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx26.h
index 92633ef6e..e41db93f4 100644
--- a/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx26.h
+++ b/include/fast_io_core_impl/operations/printimpl/print_freestanding_cxx26.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#error "We do not recommend using this header file for the time being."
+
 namespace fast_io
 {