diff --git a/nodes.lua b/nodes.lua
index 7bc2c8f..8a2ea1f 100644
--- a/nodes.lua
+++ b/nodes.lua
@@ -47,7 +47,7 @@ minetest.register_node("illuna:welcome_block_3", {
 
 minetest.register_node("illuna:instruction_block_1", {
 	description = "Instruction Block 1",
-	tiles = {"default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick^instruction_block_1.png"},
+	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_1.png"},
 	paramtype2 = "facedir",
 	groups = {unbreakable = 1},
     on_place = minetest.rotate_node,
@@ -65,7 +65,7 @@ minetest.register_node("illuna:instruction_block_1", {
 
 minetest.register_node("illuna:instruction_block_2", {
 	description = "Instruction Block 2",
-	tiles = {"default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick^instruction_block_2.png"},
+	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_2.png"},
     paramtype2 = "facedir",
 	groups = {unbreakable = 1},
     on_place = minetest.rotate_node,
@@ -83,7 +83,7 @@ minetest.register_node("illuna:instruction_block_2", {
 
 minetest.register_node("illuna:instruction_block_3", {
 	description = "Instruction Block 3",
-	tiles = {"default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick^instruction_block_3.png"},
+	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_3.png"},
     paramtype2 = "facedir",
 	groups = {unbreakable = 1},
     on_place = minetest.rotate_node,
@@ -101,7 +101,7 @@ minetest.register_node("illuna:instruction_block_3", {
 
 minetest.register_node("illuna:instruction_block_4", {
 	description = "Instruction Block 4",
-	tiles = {"default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick", "default_stone_brick^instruction_block_4.png"},
+	tiles = {"default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png", "default_stone_brick.png^instruction_block_4.png"},
     paramtype2 = "facedir",
 	groups = {unbreakable = 1},
     on_place = minetest.rotate_node,