diff --git a/mods/cottages/nodes_furniture.lua b/mods/cottages/nodes_furniture.lua
index dbfa693..b5c53b1 100644
--- a/mods/cottages/nodes_furniture.lua
+++ b/mods/cottages/nodes_furniture.lua
@@ -33,7 +33,7 @@ minetest.register_node("cottages:sleeping_mat", {
         paramtype2 = "facedir",
         is_ground_content = true,
         walkable = false,
-        groups = { creative_breakable=1 },
+        groups = { attached_node=1, creative_breakable=1 },
         sounds = default.node_sound_leaves_defaults(),
         selection_box = {
                         type = "wallmounted",
diff --git a/mods/cottages/nodes_straw.lua b/mods/cottages/nodes_straw.lua
index 8488bb2..f9dbd4e 100644
--- a/mods/cottages/nodes_straw.lua
+++ b/mods/cottages/nodes_straw.lua
@@ -25,7 +25,7 @@ minetest.register_node("cottages:straw_mat", {
         paramtype2 = "facedir",
         is_ground_content = true,
         walkable = false,
-	groups = {creative_breakable=1},
+	groups = {attached_node=1,creative_breakable=1},
         sounds = default.node_sound_leaves_defaults(),
 	node_box = {
 		type = "fixed",
diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index fce1337..e230f9e 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -126,7 +126,7 @@ minetest.register_node("default:grass_5", {
 	description = S("grass"),
 	tiles = {"default_grass_5.png"},
 	is_ground_content = true,
-	groups = {creative_breakable=1},
+	groups = {attached_node=1,creative_breakable=1},
 	sounds = default.node_sound_leaves_defaults(),
 	wield_image = "default_grass_5.png",
 	inventory_image = "default_grass_5.png",
diff --git a/mods/supplemental/init.lua b/mods/supplemental/init.lua
index 4ac8daf..616e119 100644
--- a/mods/supplemental/init.lua
+++ b/mods/supplemental/init.lua
@@ -64,7 +64,7 @@ minetest.register_node("supplemental:spikes", {
 	paramtype = "light",
 	walkable = false,
 	drawtype = "plantlike",
-	groups = { creative_breakable = 1 },
+	groups = { attached_node = 1, creative_breakable = 1 },
 	damage_per_second = 1,
 	collision_box = {
 		type = "fixed",
@@ -85,7 +85,7 @@ minetest.register_node("supplemental:spikes_large", {
 	paramtype = "light",
 	walkable = false,
 	drawtype = "plantlike",
-	groups = { creative_breakable = 1 },
+	groups = { attached_node = 1, creative_breakable = 1 },
 	damage_per_second = 2
 })