diff --git a/mods/ITEMS/mcl_hoppers/init.lua b/mods/ITEMS/mcl_hoppers/init.lua
index bdf6a21d5..1cba594af 100644
--- a/mods/ITEMS/mcl_hoppers/init.lua
+++ b/mods/ITEMS/mcl_hoppers/init.lua
@@ -22,7 +22,8 @@ local def_hopper = {
 	drawtype = "nodebox",
 	paramtype = "light",
 	sunlight_propagates = true,
-	tiles = {"mcl_hoppers_hopper_inside.png^mcl_hoppers_hopper_top.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_inside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png"},
+	-- FIXME: mcl_hoppers_hopper_inside.png is unused by hoppers.
+	tiles = {"mcl_hoppers_hopper_inside.png^mcl_hoppers_hopper_top.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png"},
 	node_box = {
 		type = "fixed",
 		fixed = {
@@ -182,7 +183,7 @@ local def_hopper_side = {
 	paramtype = "light",
 	sunlight_propagates = true,
 	paramtype2 = "facedir",
-	tiles = {"mcl_hoppers_hopper_inside.png^mcl_hoppers_hopper_top.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_inside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png"},
+	tiles = {"mcl_hoppers_hopper_inside.png^mcl_hoppers_hopper_top.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png"},
 	node_box = {
 		type = "fixed",
 		fixed = {