diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index fe7cbb12..79aea5bb 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -486,7 +486,7 @@ minetest.register_node("default:wood", {
 	place_param2 = 0,
 	tiles = {"default_wood.png"},
 	is_ground_content = false,
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2, wood = 1},
 	sounds = default.node_sound_wood_defaults(),
 })
 
@@ -602,7 +602,7 @@ minetest.register_node("default:junglewood", {
 	place_param2 = 0,
 	tiles = {"default_junglewood.png"},
 	is_ground_content = false,
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2, wood = 1},
 	sounds = default.node_sound_wood_defaults(),
 })
 
@@ -672,7 +672,7 @@ minetest.register_node("default:pine_tree", {
 		"default_pine_tree.png"},
 	paramtype2 = "facedir",
 	is_ground_content = false,
-	groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
+	groups = {tree = 1, choppy = 3, oddly_breakable_by_hand = 1, flammable = 3},
 	sounds = default.node_sound_wood_defaults(),
 
 	on_place = minetest.rotate_node
@@ -684,7 +684,7 @@ minetest.register_node("default:pine_wood", {
 	place_param2 = 0,
 	tiles = {"default_pine_wood.png"},
 	is_ground_content = false,
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
 	sounds = default.node_sound_wood_defaults(),
 })
 
@@ -724,7 +724,7 @@ minetest.register_node("default:pine_sapling", {
 		type = "fixed",
 		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
 	},
-	groups = {snappy = 2, dig_immediate = 3, flammable = 2,
+	groups = {snappy = 2, dig_immediate = 3, flammable = 3,
 		attached_node = 1, sapling = 1},
 	sounds = default.node_sound_leaves_defaults(),
 
@@ -765,7 +765,7 @@ minetest.register_node("default:acacia_wood", {
 	place_param2 = 0,
 	tiles = {"default_acacia_wood.png"},
 	is_ground_content = false,
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2, wood = 1},
 	sounds = default.node_sound_wood_defaults(),
 })
 
@@ -833,7 +833,7 @@ minetest.register_node("default:aspen_tree", {
 		"default_aspen_tree.png"},
 	paramtype2 = "facedir",
 	is_ground_content = false,
-	groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
+	groups = {tree = 1, choppy = 3, oddly_breakable_by_hand = 1, flammable = 3},
 	sounds = default.node_sound_wood_defaults(),
 
 	on_place = minetest.rotate_node
@@ -845,7 +845,7 @@ minetest.register_node("default:aspen_wood", {
 	place_param2 = 0,
 	tiles = {"default_aspen_wood.png"},
 	is_ground_content = false,
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
 	sounds = default.node_sound_wood_defaults(),
 })
 
@@ -885,7 +885,7 @@ minetest.register_node("default:aspen_sapling", {
 		type = "fixed",
 		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
 	},
-	groups = {snappy = 2, dig_immediate = 3, flammable = 2,
+	groups = {snappy = 2, dig_immediate = 3, flammable = 3,
 		attached_node = 1, sapling = 1},
 	sounds = default.node_sound_leaves_defaults(),
 
@@ -1890,7 +1890,7 @@ default.register_fence("default:fence_pine_wood", {
 	inventory_image = "default_fence_overlay.png^default_pine_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
 	wield_image = "default_fence_overlay.png^default_pine_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
 	material = "default:pine_wood",
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 	sounds = default.node_sound_wood_defaults()
 })
 
@@ -1900,7 +1900,7 @@ default.register_fence("default:fence_aspen_wood", {
 	inventory_image = "default_fence_overlay.png^default_aspen_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
 	wield_image = "default_fence_overlay.png^default_aspen_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
 	material = "default:aspen_wood",
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 	sounds = default.node_sound_wood_defaults()
 })
 
diff --git a/mods/doors/init.lua b/mods/doors/init.lua
index 86f5f7e7..0888077f 100644
--- a/mods/doors/init.lua
+++ b/mods/doors/init.lua
@@ -744,12 +744,12 @@ doors.register_fencegate("doors:gate_pine_wood", {
 	description = "Pine Fence Gate",
 	texture = "default_pine_wood.png",
 	material = "default:pine_wood",
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3}
 })
 
 doors.register_fencegate("doors:gate_aspen_wood", {
 	description = "Aspen Fence Gate",
 	texture = "default_aspen_wood.png",
 	material = "default:aspen_wood",
-	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3}
 })
diff --git a/mods/stairs/init.lua b/mods/stairs/init.lua
index 001640fa..78922e40 100644
--- a/mods/stairs/init.lua
+++ b/mods/stairs/init.lua
@@ -269,7 +269,7 @@ end
 stairs.register_stair_and_slab(
 	"wood",
 	"default:wood",
-	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
+	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 	{"default_wood.png"},
 	"Wooden Stair",
 	"Wooden Slab",
@@ -279,7 +279,7 @@ stairs.register_stair_and_slab(
 stairs.register_stair_and_slab(
 	"junglewood",
 	"default:junglewood",
-	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
+	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 	{"default_junglewood.png"},
 	"Jungle Wood Stair",
 	"Jungle Wood Slab",
@@ -289,7 +289,7 @@ stairs.register_stair_and_slab(
 stairs.register_stair_and_slab(
 	"pine_wood",
 	"default:pine_wood",
-	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
+	{choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 	{"default_pine_wood.png"},
 	"Pine Wood Stair",
 	"Pine Wood Slab",
@@ -299,7 +299,7 @@ stairs.register_stair_and_slab(
 stairs.register_stair_and_slab(
 	"acacia_wood",
 	"default:acacia_wood",
-	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
+	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 	{"default_acacia_wood.png"},
 	"Acacia Wood Stair",
 	"Acacia Wood Slab",
@@ -309,7 +309,7 @@ stairs.register_stair_and_slab(
 stairs.register_stair_and_slab(
 	"aspen_wood",
 	"default:aspen_wood",
-	{choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
+	{choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 	{"default_aspen_wood.png"},
 	"Aspen Wood Stair",
 	"Aspen Wood Slab",