diff --git a/beacon.lua b/beacon.lua
index 2ff8fcc..4f4c9ab 100644
--- a/beacon.lua
+++ b/beacon.lua
@@ -8,6 +8,7 @@ minetest.register_node("ham_radio:beacon", {
     "ham_radio_transmitter_side.png",
     "ham_radio_beacon_front.png"
   },
+  use_textures_alpha = "clip",
   groups = {cracky=2,oddly_breakable_by_hand=2},
   sounds = default.node_sound_metal_defaults(),
   paramtype2 = "facedir",
diff --git a/receiver_station.lua b/receiver_station.lua
index 8da7b06..4b5b3a7 100644
--- a/receiver_station.lua
+++ b/receiver_station.lua
@@ -17,6 +17,7 @@ minetest.register_node("ham_radio:receiver", {
     "ham_radio_receiver_side.png",
     "ham_radio_receiver_front.png"
   },
+  use_texture_alpha = "clip",
   groups = {cracky=2,oddly_breakable_by_hand=2},
   sounds = default.node_sound_metal_defaults(),
   paramtype2 = "facedir",