From c8bccec03877f505ebe8fdb92ce23e53240e4325 Mon Sep 17 00:00:00 2001
From: The4codeblocks <72419529+The4codeblocks@users.noreply.github.com>
Date: Wed, 7 May 2025 13:10:22 -0500
Subject: [PATCH] Update init.lua (#155)

---
 init.lua | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/init.lua b/init.lua
index 6d85a06..76a0e21 100644
--- a/init.lua
+++ b/init.lua
@@ -117,8 +117,14 @@ minetest.register_alias("pipeworks:pipe", "pipeworks:pipe_110000_empty")
 
 if minetest.get_modpath("unified_inventory") and unified_inventory.registered_categories then
 	if not unified_inventory.registered_categories["automation"] then
+		local symbol
+		if pipeworks.enable_lua_tube then
+			symbol = "pipeworks:lua_tube000000"
+		else
+			symbol = "pipeworks:mese_filter" -- fallback when lua tube isn't registered
+		end
 		unified_inventory.register_category("automation", {
-			symbol = "pipeworks:lua_tube000000",
+			symbol = symbol,
 			label = "Automation components"
 		})
 	end