diff --git a/manual/luadoc/class.json b/manual/luadoc/class.json
index 5cd571aa..7d52030a 100644
--- a/manual/luadoc/class.json
+++ b/manual/luadoc/class.json
@@ -205,6 +205,10 @@
   "TRAIN_LIST": {
     "type": "constant"
   },
+  "TRAIN_PATH_FINDER": {
+    "type": "constant",
+    "since": "0.4"
+  },
   "TRAIN_ZONE_STATUS": {
     "type": "constant",
     "since": "0.3"
diff --git a/manual/luadoc/object/pathfinder.json b/manual/luadoc/object/pathfinder.json
new file mode 100644
index 00000000..9e26dfee
--- /dev/null
+++ b/manual/luadoc/object/pathfinder.json
@@ -0,0 +1 @@
+{}
\ No newline at end of file
diff --git a/manual/luadoc/object/trainpathfinder.json b/manual/luadoc/object/trainpathfinder.json
new file mode 100644
index 00000000..9252f317
--- /dev/null
+++ b/manual/luadoc/object/trainpathfinder.json
@@ -0,0 +1,19 @@
+{
+  "reserve": {
+    "parameters": [
+      {
+        "name": "from_block"
+      },
+      {
+        "name": "from_direction"
+      },
+      {
+        "name": "to_block"
+      },
+      {
+        "name": "to_direction"
+      }
+    ],
+    "since": "0.4"
+  }
+}
\ No newline at end of file
diff --git a/manual/luadoc/object/world.json b/manual/luadoc/object/world.json
index 8e614eb1..5baee672 100644
--- a/manual/luadoc/object/world.json
+++ b/manual/luadoc/object/world.json
@@ -17,6 +17,9 @@
   "clock": {
     "since": "0.2"
   },
+  "train_path_finder": {
+    "since": "0.4"
+  },
   "trains": {},
   "rail_vehicles": {},
   "state": {
@@ -48,4 +51,4 @@
     "since": "0.1"
   },
   "zones": {}
-}
+}
\ No newline at end of file
diff --git a/server/src/lua/class.cpp b/server/src/lua/class.cpp
index 196fd04e..5a83db4d 100644
--- a/server/src/lua/class.cpp
+++ b/server/src/lua/class.cpp
@@ -1,9 +1,8 @@
 /**
- * server/src/lua/classid.cpp
+ * This file is part of Traintastic,
+ * see <https://github.com/traintastic/traintastic>.
  *
- * This file is part of the traintastic source code.
- *
- * Copyright (C) 2021-2025 Reinder Feenstra
+ * Copyright (C) 2021-2026 Reinder Feenstra
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -30,6 +29,7 @@
 
 #include "../board/board.hpp"
 #include "../board/boardlist.hpp"
+#include "../board/pathfinder/trainpathfinder.hpp"
 
 #include "../board/tile/misc/labeltile.hpp"
 #include "../board/tile/misc/pushbuttontile.hpp"
@@ -162,6 +162,7 @@ void Class::registerValues(lua_State* L)
 
   registerValue<Board>(L, "BOARD");
   registerValue<BoardList>(L, "BOARD_LIST");
+  registerValue<TrainPathFinder>(L, "TRAIN_PATH_FINDER");
 
   registerValue<LabelTile>(L, "LABEL_TILE");
   registerValue<PushButtonTile>(L, "PUSH_BUTTON_TILE");