Update runtime files.
diff --git a/runtime/syntax/jargon.vim b/runtime/syntax/jargon.vim
index 415f2bc..05f45a2 100644
--- a/runtime/syntax/jargon.vim
+++ b/runtime/syntax/jargon.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: Jargon File
-" Maintainer: <rms@poczta.onet.pl>
-" Last Change: 2001 May 26
+" Maintainer: Dan Church (https://github.com/h3xx)
+" Last Change: 2019 Sep 27
"
" quit when a syntax file was already loaded
if exists("b:current_syntax")
@@ -11,7 +11,7 @@
syn match jargonChaptTitle /:[^:]*:/
syn match jargonEmailAddr /[^<@ ^I]*@[^ ^I>]*/
syn match jargonUrl +\(http\|ftp\)://[^\t )"]*+
-syn match jargonMark /{[^}]*}/
+syn region jargonMark start="{" end="}"
" Define the default highlighting.
" Only when an item doesn't have highlighting yet