Update runtime files
diff --git a/runtime/ftplugin/lua.vim b/runtime/ftplugin/lua.vim
index c6ce4a0..88b1fc9 100644
--- a/runtime/ftplugin/lua.vim
+++ b/runtime/ftplugin/lua.vim
@@ -4,7 +4,7 @@
" Previous Maintainer: Max Ischenko <mfi@ukr.net>
" Contributor: Dorai Sitaram <ds26@gte.com>
" C.D. MacEachern <craig.daniel.maceachern@gmail.com>
-" Last Change: 2022 Nov 16
+" Last Change: 2022 Nov 19
if exists("b:did_ftplugin")
finish
@@ -21,7 +21,7 @@
let &l:define = '\<function\|\<local\%(\s\+function\)\='
" TODO: handle init.lua
-setlocal includeexpr=substitute(v:fname,'\.','/','g')
+setlocal includeexpr=tr(v:fname,'.','/')
setlocal suffixesadd=.lua
let b:undo_ftplugin = "setlocal cms< com< def< fo< inex< sua<"