diff --git a/include/libtorrent/file.hpp b/include/libtorrent/file.hpp
index ce7489bf5..42c1e3bb7 100644
--- a/include/libtorrent/file.hpp
+++ b/include/libtorrent/file.hpp
@@ -135,12 +135,15 @@ namespace libtorrent
 	TORRENT_EXTRA_EXPORT std::string extension(std::string const& f);
 	TORRENT_EXTRA_EXPORT void replace_extension(std::string& f, std::string const& ext);
 	TORRENT_EXTRA_EXPORT bool is_root_path(std::string const& f);
-	TORRENT_EXTRA_EXPORT std::string parent_path(std::string const& f);
+	// used by create_torrent.hpp
+	TORRENT_EXPORT std::string parent_path(std::string const& f);
 	TORRENT_EXTRA_EXPORT bool has_parent_path(std::string const& f);
-	TORRENT_EXTRA_EXPORT std::string filename(std::string const& f);
+	// used by create_torrent.hpp
+	TORRENT_EXPORT std::string filename(std::string const& f);
 	TORRENT_EXTRA_EXPORT std::string combine_path(std::string const& lhs
 		, std::string const& rhs);
-	TORRENT_EXTRA_EXPORT std::string complete(std::string const& f);
+	// used by create_torrent.hpp
+	TORRENT_EXPORT std::string complete(std::string const& f);
 	TORRENT_EXTRA_EXPORT bool is_complete(std::string const& f);
 	TORRENT_EXTRA_EXPORT std::string current_working_directory();
 #if TORRENT_USE_UNC_PATHS