diff --git a/include/fmt/format-inl.h b/include/fmt/format-inl.h
index daeae5b1d9e4..efac5d1f88fe 100644
--- a/include/fmt/format-inl.h
+++ b/include/fmt/format-inl.h
@@ -1434,7 +1434,7 @@ FMT_FUNC auto vformat(string_view fmt, format_args args) -> std::string {
 namespace detail {
 #if !defined(_WIN32) || defined(FMT_WINDOWS_NO_WCHAR)
 FMT_FUNC auto write_console(int, string_view) -> bool { return false; }
-FMT_FUNC auto write_console(std::FILE* f, string_view text) -> bool { return false; }
+FMT_FUNC auto write_console(std::FILE*, string_view) -> bool { return false; }
 #else
 using dword = conditional_t<sizeof(long) == 4, unsigned long, unsigned>;
 extern "C" __declspec(dllimport) int __stdcall WriteConsoleW(  //