Update runtime files
diff --git a/runtime/syntax/trustees.vim b/runtime/syntax/trustees.vim
index 6c58d39..3a7d26e 100644
--- a/runtime/syntax/trustees.vim
+++ b/runtime/syntax/trustees.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: trustees
" Maintainer: Nima Talebi <nima@it.net.au>
-" Last Change: 2005-10-12
+" Last Change: 2022 Jun 14
" quit when a syntax file was already loaded
if exists("b:current_syntax")
@@ -40,3 +40,5 @@
highlight link tfsRuleWho Identifier
syntax match tfsRuleWhat ~[RWEBXODCU!]\+~ contained contains=tfsSpecialChar
highlight link tfsRuleWhat Structure
+
+let b:current_syntax = 'trustees'