diff --git a/mods/doors/init.lua b/mods/doors/init.lua
index 9a086608..202a2457 100644
--- a/mods/doors/init.lua
+++ b/mods/doors/init.lua
@@ -442,6 +442,7 @@ function doors.register(name, def)
 	def.buildable_to = false
 	def.selection_box = {type = "fixed", fixed = {-1/2,-1/2,-1/2,1/2,3/2,-6/16}}
 	def.collision_box = {type = "fixed", fixed = {-1/2,-1/2,-1/2,1/2,3/2,-6/16}}
+	def.use_texture_alpha = "clip"
 
 	def.mesh = "door_a.obj"
 	minetest.register_node(":" .. name .. "_a", def)
@@ -579,6 +580,7 @@ function doors.register_trapdoor(name, def)
 	def.paramtype = "light"
 	def.paramtype2 = "facedir"
 	def.is_ground_content = false
+	def.use_texture_alpha = "clip"
 
 	if def.protected then
 		def.can_dig = can_dig_door