diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index 3c2836d9..5ce0ce19 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -590,7 +590,7 @@ minetest.register_node("default:snow", {
 			{-0.5, -0.5, -0.5, 0.5, -7 / 16, 0.5},
 		},
 	},
-	groups = {crumbly = 3, falling_node = 1, puts_out_fire = 1, snowy = 1},
+	groups = {crumbly = 3, falling_node = 1, snowy = 1},
 	sounds = default.node_sound_snow_defaults(),
 
 	on_construct = function(pos)
@@ -604,7 +604,7 @@ minetest.register_node("default:snow", {
 minetest.register_node("default:snowblock", {
 	description = "Snow Block",
 	tiles = {"default_snow.png"},
-	groups = {crumbly = 3, puts_out_fire = 1, cools_lava = 1, snowy = 1},
+	groups = {crumbly = 3, cools_lava = 1, snowy = 1},
 	sounds = default.node_sound_snow_defaults(),
 
 	on_construct = function(pos)
@@ -621,7 +621,7 @@ minetest.register_node("default:ice", {
 	tiles = {"default_ice.png"},
 	is_ground_content = false,
 	paramtype = "light",
-	groups = {cracky = 3, puts_out_fire = 1, cools_lava = 1, slippery = 3},
+	groups = {cracky = 3, cools_lava = 1, slippery = 3},
 	sounds = default.node_sound_glass_defaults(),
 })
 
@@ -630,7 +630,7 @@ minetest.register_node("default:cave_ice", {
 	description = "Cave Ice",
 	tiles = {"default_ice.png"},
 	paramtype = "light",
-	groups = {cracky = 3, puts_out_fire = 1, cools_lava = 1, slippery = 3,
+	groups = {cracky = 3, cools_lava = 1, slippery = 3,
 		not_in_creative_inventory = 1},
 	drop = "default:ice",
 	sounds = default.node_sound_glass_defaults(),
@@ -2130,7 +2130,7 @@ minetest.register_node("default:water_source", {
 	liquid_alternative_source = "default:water_source",
 	liquid_viscosity = 1,
 	post_effect_color = {a = 103, r = 30, g = 60, b = 90},
-	groups = {water = 3, liquid = 3, puts_out_fire = 1, cools_lava = 1},
+	groups = {water = 3, liquid = 3, cools_lava = 1},
 	sounds = default.node_sound_water_defaults(),
 })
 
@@ -2175,8 +2175,8 @@ minetest.register_node("default:water_flowing", {
 	liquid_alternative_source = "default:water_source",
 	liquid_viscosity = 1,
 	post_effect_color = {a = 103, r = 30, g = 60, b = 90},
-	groups = {water = 3, liquid = 3, puts_out_fire = 1,
-		not_in_creative_inventory = 1, cools_lava = 1},
+	groups = {water = 3, liquid = 3, not_in_creative_inventory = 1,
+		cools_lava = 1},
 	sounds = default.node_sound_water_defaults(),
 })
 
@@ -2226,7 +2226,7 @@ minetest.register_node("default:river_water_source", {
 	liquid_renewable = false,
 	liquid_range = 2,
 	post_effect_color = {a = 103, r = 30, g = 76, b = 90},
-	groups = {water = 3, liquid = 3, puts_out_fire = 1, cools_lava = 1},
+	groups = {water = 3, liquid = 3, cools_lava = 1},
 	sounds = default.node_sound_water_defaults(),
 })
 
@@ -2273,8 +2273,8 @@ minetest.register_node("default:river_water_flowing", {
 	liquid_renewable = false,
 	liquid_range = 2,
 	post_effect_color = {a = 103, r = 30, g = 76, b = 90},
-	groups = {water = 3, liquid = 3, puts_out_fire = 1,
-		not_in_creative_inventory = 1, cools_lava = 1},
+	groups = {water = 3, liquid = 3, not_in_creative_inventory = 1,
+		cools_lava = 1},
 	sounds = default.node_sound_water_defaults(),
 })
 
diff --git a/mods/stairs/init.lua b/mods/stairs/init.lua
index e2ae0f51..4a1fadbf 100644
--- a/mods/stairs/init.lua
+++ b/mods/stairs/init.lua
@@ -813,7 +813,7 @@ stairs.register_stair_and_slab(
 stairs.register_stair_and_slab(
 	"ice",
 	"default:ice",
-	{cracky = 3, puts_out_fire = 1, cools_lava = 1, slippery = 3},
+	{cracky = 3, cools_lava = 1, slippery = 3},
 	{"default_ice.png"},
 	"Ice Stair",
 	"Ice Slab",
@@ -824,7 +824,7 @@ stairs.register_stair_and_slab(
 stairs.register_stair_and_slab(
 	"snowblock",
 	"default:snowblock",
-	{crumbly = 3, puts_out_fire = 1, cools_lava = 1, snowy = 1},
+	{crumbly = 3, cools_lava = 1, snowy = 1},
 	{"default_snow.png"},
 	"Snow Block Stair",
 	"Snow Block Slab",