diff --git a/runtime/syntax/rst.vim b/runtime/syntax/rst.vim
index c865cf6..a90c90b 100644
--- a/runtime/syntax/rst.vim
+++ b/runtime/syntax/rst.vim
@@ -1,9 +1,9 @@
-" Vim syntax file
+" Vim reST syntax file
 " Language: reStructuredText documentation format
 " Maintainer: Marshall Ward <marshall.ward@gmail.com>
 " Previous Maintainer: Nikolai Weibull <now@bitwi.se>
 " Website: https://github.com/marshallward/vim-restructuredtext
-" Latest Revision: 2018-12-29
+" Latest Revision: 2020-03-31
 
 if exists("b:current_syntax")
   finish
@@ -21,7 +21,7 @@
       \ rstInlineInternalTargets,rstFootnoteReference,rstHyperlinkReference
 
 syn region  rstLiteralBlock         matchgroup=rstDelimiter
-      \ start='::\_s*\n\ze\z(\s\+\)' skip='^$' end='^\z1\@!'
+      \ start='\(^\z(\s*\).*\)\@<=::\n\s*\n' skip='^\s*$' end='^\(\z1\s\+\)\@!'
       \ contains=@NoSpell
 
 syn region  rstQuotedLiteralBlock   matchgroup=rstDelimiter
@@ -90,16 +90,28 @@
       \ ' /|.*|\_s\+/ nextgroup=@rstDirectives'
 
 function! s:DefineOneInlineMarkup(name, start, middle, end, char_left, char_right)
+  " Only escape the first char of a multichar delimiter (e.g. \* inside **)
+  if a:start[0] == '\'
+    let first = a:start[0:1]
+  else
+    let first = a:start[0]
+  endif
+
+  execute 'syn match rstEscape'.a:name.' +\\\\\|\\'.first.'+'.' contained'
+
   execute 'syn region rst' . a:name .
         \ ' start=+' . a:char_left . '\zs' . a:start .
         \ '\ze[^[:space:]' . a:char_right . a:start[strlen(a:start) - 1] . ']+' .
         \ a:middle .
-        \ ' end=+\S' . a:end . '\ze\%($\|\s\|[''"’)\]}>/:.,;!?\\-]\)+'
+        \ ' end=+' . a:end . '\ze\%($\|\s\|[''"’)\]}>/:.,;!?\\-]\)+' .
+        \ ' contains=rstEscape' . a:name
+
+  execute 'hi def link rstEscape'.a:name.' Special'
 endfunction
 
 function! s:DefineInlineMarkup(name, start, middle, end)
   let middle = a:middle != "" ?
-        \ (' skip=+\\\\\|\\' . a:middle . '+') :
+        \ (' skip=+\\\\\|\\' . a:middle . '\|\s' . a:middle . '+') :
         \ ""
 
   call s:DefineOneInlineMarkup(a:name, a:start, middle, a:end, "'", "'")
@@ -161,7 +173,7 @@
       \ "\<\%(\%(\%(https\=\|file\|ftp\|gopher\)://\|\%(mailto\|news\):\)[^[:space:]'\"<>]\+\|www[[:alnum:]_-]*\.[[:alnum:]_-]\+\.[^[:space:]'\"<>]\+\)[[:alnum:]/]"
 
 syn region rstCodeBlock contained matchgroup=rstDirective
-      \ start=+\%(sourcecode\|code\%(-block\)\=\)::\s\+.*\_s*\n\ze\z(\s\+\)+
+      \ start=+\%(sourcecode\|code\%(-block\)\=\)::\s*\(\S*\)\?\s*\n\%(\s*:.*:\s*.*\s*\n\)*\n\ze\z(\s\+\)+
       \ skip=+^$+
       \ end=+^\z1\@!+
       \ contains=@NoSpell
diff --git a/runtime/syntax/vhdl.vim b/runtime/syntax/vhdl.vim
index b40b096..06fc2e7 100644
--- a/runtime/syntax/vhdl.vim
+++ b/runtime/syntax/vhdl.vim
@@ -3,7 +3,7 @@
 " Maintainer:		Daniel Kho <daniel.kho@logik.haus>
 " Previous Maintainer:	Czo <Olivier.Sirol@lip6.fr>
 " Credits:		Stephan Hegel <stephan.hegel@snc.siemens.com.cn>
-" Last Changed:		2020 Mar 09 by Daniel Kho
+" Last Changed:		2020 Apr 04 by Daniel Kho
 
 " quit when a syntax file was already loaded
 if exists("b:current_syntax")
@@ -16,10 +16,10 @@
 " case is not significant
 syn case	ignore
 
-" VHDL keywords
-syn keyword	vhdlStatement	access after alias all assert
+" VHDL 1076-2019 keywords
+syn keyword	vhdlStatement	access after alias all
 syn keyword 	vhdlStatement	architecture array attribute
-syn keyword 	vhdlStatement	assume assume_guarantee
+syn keyword 	vhdlStatement	assert assume
 syn keyword 	vhdlStatement	begin block body buffer bus
 syn keyword 	vhdlStatement	case component configuration constant
 syn keyword 	vhdlStatement	context cover
@@ -34,20 +34,19 @@
 syn keyword 	vhdlStatement	new next null
 syn keyword 	vhdlStatement	of on open others out
 syn keyword 	vhdlStatement	package port postponed procedure process pure
-syn keyword 	vhdlStatement	parameter property protected
+syn keyword 	vhdlStatement	parameter property protected private
 syn keyword 	vhdlStatement	range record register reject report return
-syn keyword 	vhdlStatement	release restrict restrict_guarantee
-syn keyword 	vhdlStatement	select severity signal shared
-syn keyword 	vhdlStatement	subtype
+syn keyword 	vhdlStatement	release restrict
+syn keyword 	vhdlStatement	select severity signal shared subtype
 syn keyword 	vhdlStatement	sequence strong
 syn keyword 	vhdlStatement	then to transport type
 syn keyword 	vhdlStatement	unaffected units until use
-syn keyword 	vhdlStatement	variable
-" VHDL-2019 interface
-syn keyword 	vhdlStatement	view
-syn keyword 	vhdlStatement	vmode vprop vunit
+syn keyword 	vhdlStatement	variable view
+syn keyword 	vhdlStatement	vpkg vmode vprop vunit
 syn keyword 	vhdlStatement	wait when while with
-syn keyword 	vhdlStatement	note warning error failure
+
+" VHDL predefined severity levels
+syn keyword 	vhdlAttribute	note warning error failure
 
 " Linting of conditionals.
 syn match	vhdlStatement	"\<\(if\|else\)\>"
@@ -265,4 +264,5 @@
 
 let &cpo = s:cpo_save
 unlet s:cpo_save
+
 " vim: ts=8