diff --git a/mods/ITEMS/REDSTONE/mesecons_pistons/init.lua b/mods/ITEMS/REDSTONE/mesecons_pistons/init.lua
index d0bd95f007..3a26027025 100644
--- a/mods/ITEMS/REDSTONE/mesecons_pistons/init.lua
+++ b/mods/ITEMS/REDSTONE/mesecons_pistons/init.lua
@@ -171,6 +171,8 @@ minetest.register_node("mesecons_pistons:piston_normal_off", {
 		"mesecons_piston_pusher_front.png"
 		},
 	groups = {handy = 1},
+	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	after_place_node = piston_orientate,
@@ -199,6 +201,7 @@ minetest.register_node("mesecons_pistons:piston_normal_on", {
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_normal_off",
@@ -227,6 +230,7 @@ minetest.register_node("mesecons_pistons:piston_pusher_normal", {
 		"mesecons_piston_pusher_front.png"
 		},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	diggable = false,
@@ -264,6 +268,8 @@ minetest.register_node("mesecons_pistons:piston_sticky_off", {
 		"mesecons_piston_pusher_front_sticky.png"
 		},
 	groups = {handy=1},
+	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	after_place_node = piston_orientate,
@@ -292,6 +298,7 @@ minetest.register_node("mesecons_pistons:piston_sticky_on", {
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_sticky_off",
@@ -320,6 +327,7 @@ minetest.register_node("mesecons_pistons:piston_pusher_sticky", {
 		"mesecons_piston_pusher_front_sticky.png"
 		},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	diggable = false,
@@ -373,6 +381,8 @@ minetest.register_node("mesecons_pistons:piston_up_normal_off", {
 	inventory_image = "mesecons_piston_top.png",
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
+	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_normal_off",
@@ -401,6 +411,7 @@ minetest.register_node("mesecons_pistons:piston_up_normal_on", {
 	wield_image = "mesecons_piston_top.png",
 	groups = {hanry=1, not_in_creative_inventory = 1},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_normal_off",
@@ -429,6 +440,7 @@ minetest.register_node("mesecons_pistons:piston_up_pusher_normal", {
 		"mesecons_piston_pusher_top.png^[transformR180",
 		},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	diggable = false,
@@ -466,6 +478,8 @@ minetest.register_node("mesecons_pistons:piston_up_sticky_off", {
 	inventory_image = "mesecons_piston_top.png",
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
+	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_sticky_off",
@@ -494,6 +508,7 @@ minetest.register_node("mesecons_pistons:piston_up_sticky_on", {
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_sticky_off",
@@ -522,6 +537,7 @@ minetest.register_node("mesecons_pistons:piston_up_pusher_sticky", {
 		"mesecons_piston_pusher_top.png^[transformR180",
 		},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	diggable = false,
@@ -577,6 +593,8 @@ minetest.register_node("mesecons_pistons:piston_down_normal_off", {
 	inventory_image = "mesecons_piston_top.png",
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
+	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_normal_off",
@@ -605,6 +623,7 @@ minetest.register_node("mesecons_pistons:piston_down_normal_on", {
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_normal_off",
@@ -633,6 +652,7 @@ minetest.register_node("mesecons_pistons:piston_down_pusher_normal", {
 		"mesecons_piston_pusher_top.png",
 		},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	diggable = false,
@@ -666,6 +686,8 @@ minetest.register_node("mesecons_pistons:piston_down_sticky_off", {
 	inventory_image = "mesecons_piston_top.png",
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
+	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_sticky_off",
@@ -694,6 +716,7 @@ minetest.register_node("mesecons_pistons:piston_down_sticky_on", {
 	wield_image = "mesecons_piston_top.png",
 	groups = {handy=1, not_in_creative_inventory = 1},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	drop = "mesecons_pistons:piston_sticky_off",
@@ -722,6 +745,7 @@ minetest.register_node("mesecons_pistons:piston_down_pusher_sticky", {
 		"mesecons_piston_pusher_top.png",
 		},
 	paramtype = "light",
+	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	is_ground_content = false,
 	diggable = false,