diff --git a/src/Launch.lua b/src/Launch.lua
index 96240a4973..9db20bbdf5 100644
--- a/src/Launch.lua
+++ b/src/Launch.lua
@@ -14,6 +14,8 @@ ConExecute("set vid_resizable 3")
 
 launch = { }
 SetMainObject(launch)
+jit.opt.start('maxtrace=4000','maxmcode=8192')
+collectgarbage("setpause", 400)
 
 function launch:OnInit()
 	self.devMode = false