diff --git a/mods/default/item_entity.lua b/mods/default/item_entity.lua
deleted file mode 100644
index 2e3694d5..00000000
--- a/mods/default/item_entity.lua
+++ /dev/null
@@ -1,78 +0,0 @@
--- mods/default/item_entity.lua
-
-local builtin_item = minetest.registered_entities["__builtin:item"]
-
-local item = {
-	set_item = function(self, itemstring)
-		builtin_item.set_item(self, itemstring)
-
-		local stack = ItemStack(itemstring)
-		local itemdef = minetest.registered_items[stack:get_name()]
-		if itemdef and itemdef.groups.flammable ~= 0 then
-			self.flammable = itemdef.groups.flammable
-		end
-	end,
-
-	burn_up = function(self)
-		-- disappear in a smoke puff
-		self.object:remove()
-		local p = self.object:get_pos()
-		minetest.sound_play("default_item_smoke", {
-			pos = p,
-			max_hear_distance = 8,
-		})
-		minetest.add_particlespawner({
-			amount = 3,
-			time = 0.1,
-			minpos = {x = p.x - 0.1, y = p.y + 0.1, z = p.z - 0.1 },
-			maxpos = {x = p.x + 0.1, y = p.y + 0.2, z = p.z + 0.1 },
-			minvel = {x = 0, y = 2.5, z = 0},
-			maxvel = {x = 0, y = 2.5, z = 0},
-			minacc = {x = -0.15, y = -0.02, z = -0.15},
-			maxacc = {x = 0.15, y = -0.01, z = 0.15},
-			minexptime = 4,
-			maxexptime = 6,
-			minsize = 5,
-			maxsize = 5,
-			collisiondetection = true,
-			texture = "default_item_smoke.png"
-		})
-	end,
-
-on_step = function(self, dtime, ...)
-		builtin_item.on_step(self, dtime, ...)
-
-		if self.flammable then
-			-- flammable, check for igniters every 10 s
-			self.ignite_timer = (self.ignite_timer or 0) + dtime
-			if self.ignite_timer > 10 then
-				self.ignite_timer = 0
-
-				local pos = self.object:get_pos()
-				if pos == nil then
-					return -- object already deleted
-				end
-				local node = minetest.get_node_or_nil(pos)
-				if not node then
-					return
-				end
-
-				-- Immediately burn up flammable items in lava
-				if minetest.get_item_group(node.name, "lava") > 0 then
-					self:burn_up()
-				else
-					--  otherwise there'll be a chance based on its igniter value
-					local burn_chance = self.flammable
-						* minetest.get_item_group(node.name, "igniter")
-					if burn_chance > 0 and math.random(0, burn_chance) ~= 0 then
-						self:burn_up()
-					end
-				end
-			end
-		end
-	end,
-}
-
--- set defined item as new __builtin:item, with the old one as fallback table
-setmetatable(item, builtin_item)
-minetest.register_entity(":__builtin:item", item)