diff --git a/runtime/syntax/debcontrol.vim b/runtime/syntax/debcontrol.vim
index 3504780..e630373 100644
--- a/runtime/syntax/debcontrol.vim
+++ b/runtime/syntax/debcontrol.vim
@@ -3,7 +3,7 @@
 " Maintainer:  Debian Vim Maintainers
 " Former Maintainers: Gerfried Fuchs <alfie@ist.org>
 "                     Wichert Akkerman <wakkerma@debian.org>
-" Last Change: 2018 Jan 28
+" Last Change: 2018 May 31
 " URL: https://salsa.debian.org/vim-team/vim-debian/blob/master/syntax/debcontrol.vim
 
 " Standard syntax initialization
@@ -40,8 +40,8 @@
 
 " Define some common expressions we can use later on
 syn keyword debcontrolArchitecture contained all any
-exe 'syn keyword debcontrolArchitecture contained '. join(map(s:kernels, {k,v -> v .'-any'}))
-exe 'syn keyword debcontrolArchitecture contained '. join(map(s:archs, {k,v -> 'any-'.v}))
+exe 'syn keyword debcontrolArchitecture contained '. join(map(copy(s:kernels), {k,v -> v .'-any'}))
+exe 'syn keyword debcontrolArchitecture contained '. join(map(copy(s:archs), {k,v -> 'any-'.v}))
 exe 'syn keyword debcontrolArchitecture contained '. join(s:archs)
 exe 'syn keyword debcontrolArchitecture contained '. join(s:pairs)
 
diff --git a/runtime/syntax/html.vim b/runtime/syntax/html.vim
index 991fd8a..cde5269 100644
--- a/runtime/syntax/html.vim
+++ b/runtime/syntax/html.vim
@@ -3,8 +3,8 @@
 " Maintainer:           Jorge Maldonado Ventura <jorgesumle@freakspot.net>
 " Previous Maintainer:  Claudio Fleiner <claudio@fleiner.com>
 " Repository:           https://notabug.org/jorgesumle/vim-html-syntax
-" Last Change:          2017 Dec 16
-" Included patch from Jorge Maldonado Ventura to add the dialog element
+" Last Change:          2018 May 31
+" Included patch from Jay Sitter to add WAI-ARIA htmlArg keywords
 "
 
 " Please check :help html.vim for some comments and a description of the options
@@ -77,6 +77,29 @@
 syn keyword htmlArg contained usemap ismap valign value vlink vspace width wrap
 syn match   htmlArg contained "\<\(http-equiv\|href\|title\)="me=e-1
 
+" aria attributes
+syn match htmlArg contained "\<\(aria-activedescendant\|aria-atomic\)\>"
+syn match htmlArg contained "\<\(aria-autocomplete\|aria-busy\|aria-checked\)\>"
+syn match htmlArg contained "\<\(aria-colcount\|aria-colindex\|aria-colspan\)\>"
+syn match htmlArg contained "\<\(aria-controls\|aria-current\)\>"
+syn match htmlArg contained "\<\(aria-describedby\|aria-details\)\>"
+syn match htmlArg contained "\<\(aria-disabled\|aria-dropeffect\)\>"
+syn match htmlArg contained "\<\(aria-errormessage\|aria-expanded\)\>"
+syn match htmlArg contained "\<\(aria-flowto\|aria-grabbed\|aria-haspopup\)\>"
+syn match htmlArg contained "\<\(aria-hidden\|aria-invalid\)\>"
+syn match htmlArg contained "\<\(aria-keyshortcuts\|aria-label\)\>"
+syn match htmlArg contained "\<\(aria-labelledby\|aria-level\|aria-live\)\>"
+syn match htmlArg contained "\<\(aria-modal\|aria-multiline\)\>"
+syn match htmlArg contained "\<\(aria-multiselectable\|aria-orientation\)\>"
+syn match htmlArg contained "\<\(aria-owns\|aria-placeholder\|aria-posinset\)\>"
+syn match htmlArg contained "\<\(aria-pressed\|aria-readonly\|aria-relevant\)\>"
+syn match htmlArg contained "\<\(aria-required\|aria-roledescription\)\>"
+syn match htmlArg contained "\<\(aria-rowcount\|aria-rowindex\|aria-rowspan\)\>"
+syn match htmlArg contained "\<\(aria-selected\|aria-setsize\|aria-sort\)\>"
+syn match htmlArg contained "\<\(aria-valuemax\|aria-valuemin\)\>"
+syn match htmlArg contained "\<\(aria-valuenow\|aria-valuetext\)\>"
+syn keyword htmlArg contained role
+
 " Netscape extensions
 syn keyword htmlTagName contained frame noframes frameset nobr blink
 syn keyword htmlTagName contained layer ilayer nolayer spacer