diff --git a/vimrc b/vimrc
index 9617fd3..b617f78 100644
--- a/vimrc
+++ b/vimrc
@@ -667,10 +667,9 @@ vnoremap <C-CR> ""y<CR>
 				\ :call setreg("\"", substitute(getreg("\""), "\n", "", ""), "v")<CR>
 				\ :<C-r>"<CR>`<
 
-let $LUA_PATH_5_3 = system("lua -e 'print(package.path)'").";".expand("<sfile>:p:h")."/lua/?.lua"
 let g:mooncompile = "!moonc ".expand("<sfile>:p:h")."/lua"
 command! Mooncompile silent exec g:mooncompile
-let g:exe_prg = "moonc -- \| lua -l vim -"
+let g:exe_prg = 'moonc -- \| lua -e "package.path=package.path..[[;'.expand('<sfile>:p:h').'\lua\?.lua]];vim=require[[vim]]" -'
 vnoremap <CR> :<C-U>exec "'<,'>!".g:exe_prg<CR>
 inoremap <C-Space> <C-[>0v$:<C-U>exec "'<,'>!".g:exe_prg<CR>