diff --git a/fluid_transfer/register.lua b/fluid_transfer/register.lua
index 7ee2390..4829aaa 100644
--- a/fluid_transfer/register.lua
+++ b/fluid_transfer/register.lua
@@ -2,6 +2,7 @@
 fluid_lib.register_extractor_node("fluid_transfer:fluid_transfer_pump", {
 	description = "Fluid Transfer Pump\nPunch to start pumping",
 	tiles = {"fluid_transfer_pump.png"},
+	use_texture_alpha = "clip",
 	drawtype = "mesh",
 	mesh = "fluid_transfer_pump.obj",
 	groups = {oddly_breakable_by_hand = 1, cracky = 1},
@@ -26,6 +27,7 @@ minetest.register_node("fluid_transfer:fluid_trash", {
 	drawtype = "mesh",
 	mesh = "fluid_transfer_trash.obj",
 	tiles = {"fluid_transfer_trash.png"},
+	use_texture_alpha = "clip",
 	groups = {oddly_breakable_by_hand = 1, cracky = 1, fluid_container = 1},
 	node_io_can_put_liquid = function (pos, node, side)
 		return true