diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index 7f348e5c..f24cd9af 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -410,6 +410,7 @@ minetest.register_node("default:sapling", {
 	inventory_image = "default_sapling.png",
 	wield_image = "default_sapling.png",
 	paramtype = "light",
+	sunlight_propagates = true,
 	walkable = false,
 	is_ground_content = true,
 	selection_box = {
@@ -531,6 +532,7 @@ minetest.register_node("default:junglesapling", {
 	inventory_image = "default_junglesapling.png",
 	wield_image = "default_junglesapling.png",
 	paramtype = "light",
+	sunlight_propagates = true,
 	walkable = false,
 	selection_box = {
 		type = "fixed",
@@ -761,6 +763,7 @@ minetest.register_node("default:papyrus", {
 	inventory_image = "default_papyrus.png",
 	wield_image = "default_papyrus.png",
 	paramtype = "light",
+	sunlight_propagates = true,
 	walkable = false,
 	is_ground_content = true,
 	selection_box = {
@@ -784,6 +787,7 @@ minetest.register_node("default:dry_shrub", {
 	inventory_image = "default_dry_shrub.png",
 	wield_image = "default_dry_shrub.png",
 	paramtype = "light",
+	sunlight_propagates = true,
 	walkable = false,
 	is_ground_content = true,
 	buildable_to = true,
@@ -804,6 +808,7 @@ minetest.register_node("default:junglegrass", {
 	inventory_image = "default_junglegrass.png",
 	wield_image = "default_junglegrass.png",
 	paramtype = "light",
+	sunlight_propagates = true,
 	walkable = false,
 	buildable_to = true,
 	is_ground_content = true,
@@ -824,6 +829,7 @@ minetest.register_node("default:grass_1", {
 	inventory_image = "default_grass_3.png",
 	wield_image = "default_grass_3.png",
 	paramtype = "light",
+	sunlight_propagates = true,
 	walkable = false,
 	is_ground_content = true,
 	buildable_to = true,
@@ -851,6 +857,7 @@ for i=2,5 do
 		inventory_image = "default_grass_"..i..".png",
 		wield_image = "default_grass_"..i..".png",
 		paramtype = "light",
+		sunlight_propagates = true,
 		walkable = false,
 		buildable_to = true,
 		is_ground_content = true,
@@ -1469,6 +1476,7 @@ minetest.register_node("default:ladder", {
 	wield_image = "default_ladder.png",
 	paramtype = "light",
 	paramtype2 = "wallmounted",
+	sunlight_propagates = true,
 	walkable = false,
 	climbable = true,
 	is_ground_content = false,
@@ -1491,6 +1499,7 @@ minetest.register_node("default:fence_wood", {
 	inventory_image = fence_texture,
 	wield_image = fence_texture,
 	paramtype = "light",
+	sunlight_propagates = true,
 	is_ground_content = false,
 	selection_box = {
 		type = "fixed",
@@ -1534,6 +1543,7 @@ minetest.register_node("default:rail", {
 	inventory_image = "default_rail.png",
 	wield_image = "default_rail.png",
 	paramtype = "light",
+	sunlight_propagates = true,
 	walkable = false,
 	is_ground_content = false,
 	selection_box = {