diff --git a/libs/ardour/luabindings.cc b/libs/ardour/luabindings.cc
index 5f95bd17de..df7e9edf3e 100644
--- a/libs/ardour/luabindings.cc
+++ b/libs/ardour/luabindings.cc
@@ -2548,6 +2548,7 @@ LuaBindings::common (lua_State* L)
 		.addFunction ("usleep", Glib::usleep)
 		.addFunction ("file_test", Glib::file_test)
 		.addFunction ("file_get_contents", Glib::file_get_contents)
+		.addFunction ("path_get_basename", Glib::path_get_basename)
 		.addFunction ("monotonic_time", ::g_get_monotonic_time)
 		.addCFunction ("build_filename", ARDOUR::LuaAPI::build_filename)
 		.addFunction ("new_noteptr", ARDOUR::LuaAPI::new_noteptr)