diff --git a/mods/ITEMS/mcl_core/nodes.lua b/mods/ITEMS/mcl_core/nodes.lua
index f6cbe75b4..8ffa75ea9 100644
--- a/mods/ITEMS/mcl_core/nodes.lua
+++ b/mods/ITEMS/mcl_core/nodes.lua
@@ -71,7 +71,7 @@ minetest.register_node("mcl_core:stone", {
 	tiles = {"default_stone.png"},
 	is_ground_content = true,
 	stack_max = 64,
-	groups = {pickaxey=1, stone=1, building_block=1, deco_block=1, material_stone=1},
+	groups = {pickaxey=1, stone=1, building_block=1, material_stone=1},
 	drop = 'mcl_core:cobble',
 	sounds = mcl_sounds.node_sound_stone_defaults(),
 	_mcl_blast_resistance = 30,
@@ -242,7 +242,7 @@ minetest.register_node("mcl_core:stonebrick", {
 	_doc_items_longdesc = doc.sub.items.temp.build,
 	tiles = {"default_stone_brick.png"},
 	stack_max = 64,
-	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, deco_block=1, material_stone=1},
+	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, material_stone=1},
 	sounds = mcl_sounds.node_sound_stone_defaults(),
 	is_ground_content = false,
 	_mcl_blast_resistance = 30,
@@ -255,7 +255,7 @@ minetest.register_node("mcl_core:stonebrickcarved", {
 	tiles = {"mcl_core_stonebrick_carved.png"},
 	is_ground_content = false,
 	stack_max = 64,
-	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, deco_block=1, material_stone=1},
+	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, material_stone=1},
 	sounds = mcl_sounds.node_sound_stone_defaults(),
 	is_ground_content = false,
 	_mcl_blast_resistance = 30,
@@ -268,7 +268,7 @@ minetest.register_node("mcl_core:stonebrickcracked", {
 	tiles = {"mcl_core_stonebrick_cracked.png"},
 	is_ground_content = false,
 	stack_max = 64,
-	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, deco_block=1, material_stone=1},
+	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, material_stone=1},
 	sounds = mcl_sounds.node_sound_stone_defaults(),
 	is_ground_content = false,
 	_mcl_blast_resistance = 30,
@@ -280,7 +280,7 @@ minetest.register_node("mcl_core:stonebrickmossy", {
 	_doc_items_longdesc = doc.sub.items.temp.build,
 	tiles = {"mcl_core_stonebrick_mossy.png"},
 	stack_max = 64,
-	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, deco_block=1, material_stone=1},
+	groups = {pickaxey=1, stone=1, stonebrick=1, building_block=1, material_stone=1},
 	sounds = mcl_sounds.node_sound_stone_defaults(),
 	is_ground_content = false,
 	_mcl_blast_resistance = 30,
@@ -1716,7 +1716,7 @@ minetest.register_node("mcl_core:cobble", {
 	tiles = {"default_cobble.png"},
 	is_ground_content = false,
 	stack_max = 64,
-	groups = {pickaxey=1, building_block=1, deco_block=1, material_stone=1},
+	groups = {pickaxey=1, building_block=1, material_stone=1},
 	sounds = mcl_sounds.node_sound_stone_defaults(),
 	_mcl_blast_resistance = 30,
 	_mcl_hardness = 2,