diff --git a/include/spdlog/details/fmt_helper.h b/include/spdlog/details/fmt_helper.h
index a056500f..8f6396bf 100644
--- a/include/spdlog/details/fmt_helper.h
+++ b/include/spdlog/details/fmt_helper.h
@@ -40,13 +40,13 @@ inline spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str) SPDLOG_
 #endif
 
 #ifndef SPDLOG_USE_STD_FORMAT
-template<typename T, typename Args...>
+template<typename T, typename... Args>
 inline fmt::basic_string_view<T> to_string_view(fmt::basic_format_string<T, Args...> fmt)
 {
     return fmt;
 }
 #elif __cpp_lib_format >= 202207L
-template<typename T, typename Args...>
+template<typename T, typename... Args>
 SPDLOG_CONSTEXPR_FUNC std::basic_string_view<T> to_string_view(std::basic_format_string<T, Args...> fmt) SPDLOG_NOEXCEPT
 {
     return fmt.get();