diff --git a/settings.hpp b/settings.hpp
index a6575fb..33878f4 100644
--- a/settings.hpp
+++ b/settings.hpp
@@ -32,12 +32,12 @@ enum class Parity {
 namespace detail {
 
 template <const DataBits dataBits>
-struct choose_data_size {
+struct choose_data_type {
 	using type = uint8_t;
 };
 
 template <>
-struct choose_data_size<DataBits::NINE> {
+struct choose_data_type<DataBits::NINE> {
 	using type = uint16_t;
 };
 
@@ -51,7 +51,7 @@ class settings {
 	static constexpr auto DATA_BITS = dataBits;
 	static constexpr auto PARITY = parity;
 	static constexpr auto STOP_BITS = stopBits;
-	using data_t = typename detail::choose_data_size<DATA_BITS>::type;
+	using data_t = typename detail::choose_data_type<DATA_BITS>::type;
 };
 
 } // namespace uart