diff --git a/building_blocks/init.lua b/building_blocks/init.lua
index e06b8372..e1603499 100644
--- a/building_blocks/init.lua
+++ b/building_blocks/init.lua
@@ -163,7 +163,7 @@ minetest.register_node("building_blocks:Fireplace", {
 	},
 	paramtype = "light",
 	paramtype2 = "facedir",
-	light_source = LIGHT_MAX,
+	light_source = default.LIGHT_MAX,
 	sunlight_propagates = true,
 	is_ground_content = true,
 	groups = {cracky=2},
diff --git a/homedecor/electronics.lua b/homedecor/electronics.lua
index 99a1e1e7..18bf62fd 100644
--- a/homedecor/electronics.lua
+++ b/homedecor/electronics.lua
@@ -94,7 +94,7 @@ homedecor.register("television", {
 			  }
 		   }
 	},
-	light_source = LIGHT_MAX - 1,
+	light_source = default.LIGHT_MAX - 1,
 	groups = { snappy = 3 },
 	sounds = default.node_sound_wood_defaults(),
 })
diff --git a/homedecor/lighting.lua b/homedecor/lighting.lua
index 440e8b77..f0c3b9da 100644
--- a/homedecor/lighting.lua
+++ b/homedecor/lighting.lua
@@ -81,7 +81,7 @@ homedecor.register("glowlight_half_"..color, {
 	selection_box = glowlight_nodebox.half,
 	node_box = glowlight_nodebox.half,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX,
+	light_source = default.LIGHT_MAX,
 	sounds = default.node_sound_glass_defaults(),
 	on_place = minetest.rotate_node
 })
@@ -99,7 +99,7 @@ homedecor.register("glowlight_quarter_"..color, {
 	selection_box = glowlight_nodebox.quarter,
 	node_box = glowlight_nodebox.quarter,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-1,
+	light_source = default.LIGHT_MAX-1,
 	sounds = default.node_sound_glass_defaults(),
 	on_place = minetest.rotate_node
 })
@@ -119,7 +119,7 @@ homedecor.register("glowlight_small_cube_"..color, {
 	selection_box = glowlight_nodebox.small_cube,
 	node_box = glowlight_nodebox.small_cube,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-1,
+	light_source = default.LIGHT_MAX-1,
 	sounds = default.node_sound_glass_defaults(),
 	on_place = minetest.rotate_node
 })
@@ -137,7 +137,7 @@ homedecor.register("plasma_lamp", {
 		}
 	},
 	use_texture_alpha = true,
-	light_source = LIGHT_MAX - 1,
+	light_source = default.LIGHT_MAX - 1,
 	sunlight_propagates = true,
 	groups = {cracky=3,oddly_breakable_by_hand=3},
 	sounds = default.node_sound_glass_defaults(),
@@ -164,7 +164,7 @@ homedecor.register("plasma_ball", {
 	},
 	walkable = false,
 	use_texture_alpha = true,
-	light_source = LIGHT_MAX - 5,
+	light_source = default.LIGHT_MAX - 5,
 	sunlight_propagates = true,
 	groups = {cracky=3,oddly_breakable_by_hand=3},
 	sounds = default.node_sound_glass_defaults(),
@@ -188,7 +188,7 @@ homedecor.register("candle", {
 	selection_box = tc_cbox,
 	walkable = false,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-4,
+	light_source = default.LIGHT_MAX-4,
 })
 
 local c_cbox = {
@@ -209,7 +209,7 @@ homedecor.register("candle_thin", {
 	selection_box = c_cbox,
 	walkable = false,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-4,
+	light_source = default.LIGHT_MAX-4,
 })
 
 local cs_cbox = {
@@ -231,7 +231,7 @@ homedecor.register("candlestick_wrought_iron", {
 	selection_box = cs_cbox,
 	walkable = false,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-4,
+	light_source = default.LIGHT_MAX-4,
 })
 
 homedecor.register("candlestick_brass", {
@@ -246,7 +246,7 @@ homedecor.register("candlestick_brass", {
 	selection_box = cs_cbox,
 	walkable = false,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-4,
+	light_source = default.LIGHT_MAX-4,
 })
 
 homedecor.register("wall_sconce", {
@@ -265,7 +265,7 @@ homedecor.register("wall_sconce", {
 	},
 	walkable = false,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-4,
+	light_source = default.LIGHT_MAX-4,
 })
 
 local ol_cbox = {
@@ -291,7 +291,7 @@ homedecor.register("oil_lamp", {
 	selection_box = ol_cbox,
 	walkable = false,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-3,
+	light_source = default.LIGHT_MAX-3,
 	sounds = default.node_sound_glass_defaults(),
 })
 
@@ -303,7 +303,7 @@ homedecor.register("oil_lamp_tabletop", {
 	selection_box = ol_cbox,
 	collision_box = ol_cbox,
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-3,
+	light_source = default.LIGHT_MAX-3,
 	sounds = default.node_sound_glass_defaults(),
 })
 
@@ -367,7 +367,7 @@ homedecor.register("lattice_lantern_large", {
 	description = S("Lattice lantern (large)"),
 	tiles = { 'homedecor_lattice_lantern_large.png' },
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX,
+	light_source = default.LIGHT_MAX,
 	sounds = default.node_sound_glass_defaults(),
 })
 
@@ -387,7 +387,7 @@ homedecor.register("lattice_lantern_small", {
 		fixed = { -0.25, -0.5, -0.25, 0.25, 0, 0.25 }
 	},
 	groups = { snappy = 3 },
-	light_source = LIGHT_MAX-1,
+	light_source = default.LIGHT_MAX-1,
 	sounds = default.node_sound_glass_defaults(),
 	on_place = minetest.rotate_node
 })
@@ -535,7 +535,7 @@ homedecor.register("ceiling_lamp", {
 		"homedecor_generic_plastic_black.png^[colorize:#442d04:200",
 	},
 	inventory_image = "homedecor_ceiling_lamp_inv.png",
-	light_source = LIGHT_MAX,
+	light_source = default.LIGHT_MAX,
 	groups = {snappy=3},
 	walkable = false,
 	on_punch = function(pos, node, puncher)