Update runtime files
diff --git a/runtime/syntax/help.vim b/runtime/syntax/help.vim
index 2516967..f5a50bf 100644
--- a/runtime/syntax/help.vim
+++ b/runtime/syntax/help.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: Vim help file
" Maintainer: Bram Moolenaar (Bram@vim.org)
-" Last Change: 2021 Jun 13
+" Last Change: 2022 May 01
" Quit when a (custom) syntax file was already loaded
if exists("b:current_syntax")
@@ -215,6 +215,12 @@
hi def link helpTodo Todo
hi def link helpURL String
+if expand('%:p') == $VIMRUNTIME .. '/doc/syntax.txt'
+ " highlight groups with their respective color
+ import 'dist/vimhelp.vim'
+ call vimhelp.HighlightGroups()
+endif
+
let b:current_syntax = "help"
let &cpo = s:cpo_save