diff --git a/include/libtorrent/settings_pack.hpp b/include/libtorrent/settings_pack.hpp
index 78bd4306d..6ad91dc00 100644
--- a/include/libtorrent/settings_pack.hpp
+++ b/include/libtorrent/settings_pack.hpp
@@ -67,7 +67,7 @@ namespace libtorrent {
 		, aux::session_impl* ses = nullptr);
 	TORRENT_EXTRA_EXPORT void run_all_updates(aux::session_impl& ses);
 
-	TORRENT_EXPORT int setting_by_name(std::string const& name);
+	TORRENT_EXPORT int setting_by_name(string_view name);
 	TORRENT_EXPORT char const* name_for_setting(int s);
 
 	// returns a settings_pack with every setting set to its default value
diff --git a/src/settings_pack.cpp b/src/settings_pack.cpp
index e0d664f77..d889800db 100644
--- a/src/settings_pack.cpp
+++ b/src/settings_pack.cpp
@@ -350,7 +350,7 @@ constexpr int CLOSE_FILE_INTERVAL = 0;
 
 	} // anonymous namespace
 
-	int setting_by_name(std::string const& key)
+	int setting_by_name(string_view const key)
 	{
 		for (int k = 0; k < str_settings.end_index(); ++k)
 		{