diff --git a/mummy.lua b/mummy.lua
index e178b52..2eb721e 100644
--- a/mummy.lua
+++ b/mummy.lua
@@ -329,7 +329,7 @@ minetest.register_node("tsm_pyramids:spawner_mummy", {
 	description = "Mummy spawner",
 	paramtype = "light",
 	tiles = {"tsm_pyramids_spawner.png"},
-	is_ground_content = true,
+	is_ground_content = false,
 	drawtype = "allfaces",
 	groups = {cracky=1,level=1},
 	drop = "",
diff --git a/nodes.lua b/nodes.lua
index 75b1abb..9a22ebb 100644
--- a/nodes.lua
+++ b/nodes.lua
@@ -4,7 +4,7 @@ for i=1,3 do
 	minetest.register_node("tsm_pyramids:deco_stone"..i, {
 		description = "Sandstone with "..img[i],
 		tiles = {"default_sandstone.png^tsm_pyramids_"..img[i]..".png"},
-		is_ground_content = true,
+		is_ground_content = false,
 		groups = {crumbly=2,cracky=3},
 		sounds = default.node_sound_stone_defaults(),
 	})
@@ -27,7 +27,7 @@ end
 minetest.register_node("tsm_pyramids:trap", {
 	description = "Cracked sandstone brick",
 	tiles = {"default_sandstone_brick.png^tsm_pyramids_crack.png"},
-	is_ground_content = true,
+	is_ground_content = false,
 	groups = {crumbly=2,cracky=3},
 	sounds = default.node_sound_stone_defaults(),
 	on_construct = function(pos)
@@ -41,7 +41,7 @@ minetest.register_node("tsm_pyramids:trap", {
 minetest.register_node("tsm_pyramids:trap_2", {
 	description = "trapstone",
 	tiles = {"default_sandstone_brick.png^tsm_pyramids_crack.png^[transformR90"},
-	is_ground_content = true,
+	is_ground_content = false,
 	groups = {crumbly=2,cracky=3,falling_node=1,not_in_creative_inventory=1},
 	sounds = default.node_sound_stone_defaults(),
 	drop = "",