diff --git a/mods/HUD/mcl_formspec/init.lua b/mods/HUD/mcl_formspec/init.lua
index 7013fc0e..3d35421c 100644
--- a/mods/HUD/mcl_formspec/init.lua
+++ b/mods/HUD/mcl_formspec/init.lua
@@ -9,3 +9,31 @@ function mcl_formspec.get_itemslot_bg(x, y, w, h)
 	end
 	return out
 end
+
+-- From the Minetest Lua API doc, "Migrating to Real Coordinates"
+local padding, spacing = 3/8, 5/4
+
+function mcl_formspec.size2r(w, h)
+	return (((w-1)*spacing) + (padding*2) + 1)..","..(((h-1)*spacing) + (padding*2) + 1)
+end
+
+local function i2r(i)
+	return (i*spacing)+padding
+end
+mcl_formspec.i2r=i2r
+
+function mcl_formspec.xy2r(x, y)
+	return i2r(x)..","..i2r(y)
+end
+
+function mcl_formspec.get_itemslot_bgv2(x, y, w, h)
+	local out = ""
+	x=i2r(x)-padding
+	y=i2r(y)-padding
+	for i = 0, w - 1, 1 do
+		for j = 0, h - 1, 1 do
+			out = out .."image["..x+i2r(i)..","..y+i2r(j)..";1,1;mcl_formspec_itemslot.png]"
+		end
+	end
+	return out
+end