diff --git a/doors_chest.lua b/doors_chest.lua
index 46a385a..e98e18a 100644
--- a/doors_chest.lua
+++ b/doors_chest.lua
@@ -77,7 +77,7 @@ function register_door(name, def)
 				minetest.get_meta(pt2):set_int("right", 1)
 			end
 
-			if not minetest.setting_getbool("creative_mode") then
+			if not minetest.settings:get_bool("creative_mode") then
 				itemstack:take_item()
 			end
 			return itemstack
@@ -150,6 +150,7 @@ function register_door(name, def)
 		tiles = {tb[2], tb[2], tb[2], tb[2], tb[1], tb[1].."^[transformfx"},
 		paramtype = "light",
 		paramtype2 = "facedir",
+		use_texture_alpha = "clip",
 		is_ground_content = false,
 		drop = name,
 		drawtype = "nodebox",
@@ -187,6 +188,7 @@ function register_door(name, def)
 		tiles = {tt[2], tt[2], tt[2], tt[2], tt[1], tt[1].."^[transformfx"},
 		paramtype = "light",
 		paramtype2 = "facedir",
+		use_texture_alpha = "clip",
 		is_ground_content = false,
 		drop = "",
 		drawtype = "nodebox",
@@ -224,6 +226,7 @@ function register_door(name, def)
 		tiles = {tb[2], tb[2], tb[2], tb[2], tb[1].."^[transformfx", tb[1]},
 		paramtype = "light",
 		paramtype2 = "facedir",
+		use_texture_alpha = "clip",
 		is_ground_content = false,
 		drop = name,
 		drawtype = "nodebox",
@@ -261,6 +264,7 @@ function register_door(name, def)
 		tiles = {tt[2], tt[2], tt[2], tt[2], tt[1].."^[transformfx", tt[1]},
 		paramtype = "light",
 		paramtype2 = "facedir",
+		use_texture_alpha = "clip",
 		is_ground_content = false,
 		drop = "",
 		drawtype = "nodebox",
@@ -404,6 +408,7 @@ function register_trapdoor(name, def)
 	def.drawtype = "nodebox"
 	def.paramtype = "light"
 	def.paramtype2 = "facedir"
+	def.use_texture_alpha = "clip"
 	def.is_ground_content = false
 
 	local def_opened = table.copy(def)
diff --git a/init.lua b/init.lua
index 7511607..f12b424 100644
--- a/init.lua
+++ b/init.lua
@@ -177,10 +177,10 @@ local protector_formspec = function(meta)
 				checkbox_faction = true
 			end
 		else
-			if factions.get_player_factions(meta:get_string("owner")) ~= nil then
-				if next(factions.get_player_faction(meta:get_string("owner"))) then
-					checkbox_faction = true
-				end
+			local player_factions = factions.get_player_factions(meta:get_string("owner"))
+
+			if player_factions ~= nil and #player_factions >= 1 then
+				checkbox_faction = true
 			end
 		end
 	end
@@ -578,6 +578,7 @@ minetest.register_node("protector:protect2", {
 	inventory_image = "protector_logo.png",
 	sounds = default.node_sound_stone_defaults(),
 	groups = {dig_immediate = 2, unbreakable = 1},
+	use_texture_alpha = "clip",
 	paramtype = "light",
 	paramtype2 = "wallmounted",
 	legacy_wallmounted = true,