diff --git a/TODO.md b/TODO.md
index b1e38c2..b96331d 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,7 +1,6 @@
 # For MVP functionality
 
 - fix coloring issue in UlOS 2 beta 5 (and in OpenOS `dmesg`, it appears color-mapper is wrong)
-- fix FrostOS crash due to empty syscalls table (unsure what is happening)
 - make `computer` component use callbacks
 - make a lot of stuff which likely will need to be indirect actually be indirect (modem comms, computer funcs)
 - make beeps, power, etc. be callbacks on one shared local state (computer environment)
diff --git a/src/machine.lua b/src/machine.lua
index 777e755..791828e 100644
--- a/src/machine.lua
+++ b/src/machine.lua
@@ -286,7 +286,13 @@ sandbox = {
 	rawlen = rawlen,
 	rawset = rawset,
 	select = select,
-	setmetatable = setmetatable,
+	setmetatable = function(t, meta)
+		if type(meta) == "table" then
+			-- nope
+			rawset(meta, "__gc", nil)
+		end
+		return setmetatable(t, meta)
+	end,
 	tonumber = tonumber,
 	tostring = tostring,
 	type = type,
@@ -308,8 +314,8 @@ sandbox = {
 	debug = {
 		getinfo = debug.getinfo,
 		traceback = debug.traceback,
-		getlocal = debug.getlocal,
-		getupvalue = debug.getupvalue,
+		getlocal = function(...) return (debug.getlocal(...)) end,
+		getupvalue = function(...) return (debug.getupvalue(...)) end,
 		print = debug.print,
 	},