diff --git a/include/nameof.hpp b/include/nameof.hpp
index 6fef869..3ed5fb8 100644
--- a/include/nameof.hpp
+++ b/include/nameof.hpp
@@ -195,7 +195,7 @@ template <typename E, E V>
 
 template <typename E, int O, int... I>
 [[nodiscard]] constexpr decltype(auto) enum_strings_impl(std::integer_sequence<int, I...>) noexcept {
-  static_assert(std::is_enum_v<E>, "magic_enum::detail::enum_strings_impl requires enum type.");
+  static_assert(std::is_enum_v<E>, "nameof::detail::enum_strings_impl requires enum type.");
   constexpr std::array<std::string_view, sizeof...(I)> enum_names{{enum_name_impl<E, static_cast<E>(I + O)>()...}};
 
   return enum_names;
@@ -203,9 +203,10 @@ template <typename E, int O, int... I>
 
 template <typename E, typename U = std::underlying_type_t<E>>
 [[nodiscard]] constexpr std::string_view nameof_enum_impl(int value) noexcept {
-  static_assert(std::is_enum_v<E>, "magic_enum::detail::nameof_enum_impl requires enum type.");
-  constexpr int max = (enum_range<E>::max < std::numeric_limits<U>::max()) ? enum_range<E>::max : std::numeric_limits<U>::max();
-  constexpr int min = (enum_range<E>::min > std::numeric_limits<U>::min()) ? enum_range<E>::min : std::numeric_limits<U>::min();
+  static_assert(std::is_enum_v<E>, "nameof::detail::nameof_enum_impl requires enum type.");
+  static_assert(enum_range<E>::max > enum_range<E>::min, "nameof::enum_range requires max > min.");
+  constexpr int max = enum_range<E>::max < (std::numeric_limits<U>::max)() ? enum_range<E>::max : (std::numeric_limits<U>::max)();
+  constexpr int min = enum_range<E>::min > (std::numeric_limits<U>::min)() ? enum_range<E>::min : (std::numeric_limits<U>::min)();
   constexpr auto enum_range = std::make_integer_sequence<int, max - min + 1>{};
   constexpr auto enum_names = enum_strings_impl<E, min>(enum_range);
   const int i = value - min;
@@ -230,8 +231,8 @@ template <typename T>
 } // namespace detail
 
 // Obtains simple (unqualified) string enum name of enum variable.
-template <typename T, typename D = std::decay_t<T>, typename = std::enable_if_t<std::is_enum_v<D>>>
-[[nodiscard]] constexpr std::string_view nameof_enum(T value) noexcept {
+template <typename E, typename D = std::decay_t<E>, typename = std::enable_if_t<std::is_enum_v<D>>>
+[[nodiscard]] constexpr std::string_view nameof_enum(E value) noexcept {
   static_assert(std::is_enum_v<D>, "nameof::nameof_enum requires enum type.");
 
   return detail::nameof_enum_impl<D>(static_cast<int>(value));