diff --git a/depends/lua/include/luaconf.h b/depends/lua/include/luaconf.h
index 699f0b94d..af09ffb94 100644
--- a/depends/lua/include/luaconf.h
+++ b/depends/lua/include/luaconf.h
@@ -106,6 +106,8 @@
 		LUA_CDIR"?.so;" "./?.so"
 #endif			/* } */
 
+#define LUA_PATH "DFHACK_LUA_PATH"
+#define LUA_CPATH "DFHACK_LUA_CPATH"
 
 /*
 @@ LUA_DIRSEP is the directory separator (for submodules).