diff --git a/advtrains_interlocking_mod/init.lua b/advtrains_interlocking_mod/init.lua
new file mode 100644
index 0000000..0cf4038
--- /dev/null
+++ b/advtrains_interlocking_mod/init.lua
@@ -0,0 +1,15 @@
+-- twi_mods/advtrains_interlocking_mod/init.lua
+-- Modify advtrains_interlocking
+-- Copyright (C) 2024  1F616EMO
+-- SPDX-License-Identifier: AGPL-3.0-or-later
+
+for _, name in ipairs({
+    "advtrains_interlocking:ds_danger",
+    "advtrains_interlocking:ds_free",
+    "advtrains_interlocking:ds_slow"
+}) do
+    twi_fx.override_group(name, {
+        not_in_creative_inventory = 1,
+        not_in_craft_guide = 1,
+    })
+end
diff --git a/advtrains_interlocking_mod/mod.conf b/advtrains_interlocking_mod/mod.conf
new file mode 100644
index 0000000..7727aab
--- /dev/null
+++ b/advtrains_interlocking_mod/mod.conf
@@ -0,0 +1,2 @@
+name = advtrains_interlocking_mod
+depends = advtrains_interlocking, twi_fx