diff --git a/README.md b/README.md
index 7ea6eb3..cc269b5 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ This modpack includes:
 - basic_materials: Needed items for many recipes
 - stamina: The "hunger" mod from "minetest-mods"
 - doc: Ingame documentation mod, used for minecart and signs_bot
-- unified_inventory: Player's inventory with crafting guide, bags, and more.
+- unified_inventory V1: Player's inventory with crafting guide, bags, and more.
 - tubelib2: Necessary library
 - safer_lua: Necessary library
 - lcdlib: Necessary library
@@ -45,6 +45,17 @@ ta4_jetpack requires the modpack 3d_armor. 3d_armor is itself a modpack and can'
 ### History
 
 
+#### 2021-05-14
+
+Updated Mods:
+- compost
+- minecart
+- signs_bot
+- techage
+- towercrane
+- unified_inventory
+
+
 #### 2021-02-07
 
 Updated Mods:
diff --git a/hyperloop/elevator.lua b/hyperloop/elevator.lua
index 3b26b42..0a0daf1 100644
--- a/hyperloop/elevator.lua
+++ b/hyperloop/elevator.lua
@@ -563,6 +563,7 @@ minetest.register_node("hyperloop:elevator_door_top", {
 	drop = "",
 	paramtype = 'light',
 	paramtype2 = "facedir",
+	use_texture_alpha = hyperloop.CLIP,
 	is_ground_content = false,
 	groups = {snappy = 3, not_in_creative_inventory=1},
 })
@@ -601,6 +602,7 @@ minetest.register_node("hyperloop:elevator_door", {
 	drop = "",
 	paramtype = 'light',
 	paramtype2 = "facedir",
+	use_texture_alpha = hyperloop.CLIP,
 	is_ground_content = false,
 	groups = {snappy = 3, not_in_creative_inventory=1},
 })
diff --git a/hyperloop/init.lua b/hyperloop/init.lua
index 8798e07..0b39088 100644
--- a/hyperloop/init.lua
+++ b/hyperloop/init.lua
@@ -59,6 +59,11 @@ else
         
 end
 
+-- MT 5.4 new string mode
+hyperloop.CLIP  = minetest.features.use_texture_alpha_string_modes and "clip" or false
+hyperloop.BLEND = minetest.features.use_texture_alpha_string_modes and "blend" or true
+
+
 if tubelib2.version < 1.7 then
 	error("Hyperloop requires tubelib2 version 1.7 or newer!!!")
 else