Update runtime files.
diff --git a/runtime/syntax/help.vim b/runtime/syntax/help.vim
index b03dd59..a4c34cd 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:	2020 Mar 06
+" Last Change:	2020 Jul 28
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")