diff --git a/mods/default/furnace.lua b/mods/default/furnace.lua
index f113d2c8..eecafea2 100644
--- a/mods/default/furnace.lua
+++ b/mods/default/furnace.lua
@@ -231,7 +231,7 @@ local function furnace_node_timer(pos, elapsed)
 		active = true
 		local fuel_percent = 100 - math.floor(fuel_time / fuel_totaltime * 100)
 		fuel_state = S("@1%", fuel_percent)
-		formspec = default.get_furnace_active_formspec(fuel_percent, item_percent)
+		formspec = default.get_furnace_formspec(fuel_percent, item_percent)
 		swap_node(pos, "default:furnace_active")
 		-- make sure timer restarts automatically
 		result = true
@@ -239,7 +239,7 @@ local function furnace_node_timer(pos, elapsed)
 		if fuellist and not fuellist[1]:is_empty() then
 			fuel_state = S("@1%", 0)
 		end
-		formspec = default.get_furnace_inactive_formspec()
+		formspec = default.get_furnace_formspec()
 		swap_node(pos, "default:furnace")
 		-- stop timer on the inactive furnace
 		minetest.get_node_timer(pos):stop()