diff --git a/rc.lua b/rc.lua
index f66b2d7..5d7aa67 100644
--- a/rc.lua
+++ b/rc.lua
@@ -181,6 +181,14 @@ client.connect_signal("mouse::enter", function(c)
 end)
 -- }}}
 
+-- timer to run Lua garbage collection
+-- may not be necessary, but just in case
+gears.timer.start_new(60, function()
+  collectgarbage("step",1024)
+  return true
+end)
+
+-- run autostart script, either from home folder or system copy
 if gears.filesystem.file_readable(string.format("%s/.config/awesome-mobile/autostart.sh",os.getenv("HOME"))) then
  awful.spawn(gears.filesystem.file_readable(string.format("%s/.config/awesome-mobile/autostart.sh",os.getenv("HOME"))))
 else