Index: extensions/goat-exercises/goat-exercise-lua.lua
--- extensions/goat-exercises/goat-exercise-lua.lua.orig
+++ extensions/goat-exercises/goat-exercise-lua.lua
@@ -1,4 +1,4 @@
-#!/usr/bin/env luajit
+#!/usr/bin/env luajit${MODLUA_DEP_VERSION}
 
 -- GIMP - The GNU Image Manipulation Program
 -- Copyright (C) 1995 Spencer Kimball and Peter Mattis