diff --git a/runtime/syntax/html.vim b/runtime/syntax/html.vim
index d16ee18..1571af3 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:          2018 Apr 7
-" Included patch from Jorge Maldonado Ventura to fix rendering
+" Last Change:          2019 Dec 24
+" Included patch from Jorge Maldonado Ventura to add the dialog element
 "
 
 " Please check :help html.vim for some comments and a description of the options
@@ -57,9 +57,9 @@
 
 " new html 5 tags
 syn keyword htmlTagName contained article aside audio bdi canvas data
-syn keyword htmlTagName contained datalist details embed figcaption figure
-syn keyword htmlTagName contained footer header hgroup keygen main mark
-syn keyword htmlTagName contained menuitem meter nav output picture
+syn keyword htmlTagName contained datalist details dialog embed figcaption
+syn keyword htmlTagName contained figure footer header hgroup keygen main
+syn keyword htmlTagName contained mark menuitem meter nav output picture
 syn keyword htmlTagName contained progress rb rp rt rtc ruby section
 syn keyword htmlTagName contained slot source template time track video wbr
 
@@ -123,11 +123,11 @@
 " html 5 arg names
 syn keyword htmlArg contained allowfullscreen async autocomplete autofocus
 syn keyword htmlArg contained autoplay challenge contenteditable contextmenu
-syn keyword htmlArg contained controls crossorigin default dialog dirname
-syn keyword htmlArg contained download draggable dropzone form formaction
-syn keyword htmlArg contained formenctype formmethod formnovalidate formtarget
-syn keyword htmlArg contained hidden high icon inputmode keytype kind list loop
-syn keyword htmlArg contained low max min minlength muted nonce novalidate open
+syn keyword htmlArg contained controls crossorigin default dirname download
+syn keyword htmlArg contained draggable dropzone form formaction formenctype
+syn keyword htmlArg contained formmethod formnovalidate formtarget hidden
+syn keyword htmlArg contained high icon inputmode keytype kind list loop low
+syn keyword htmlArg contained max min minlength muted nonce novalidate open
 syn keyword htmlArg contained optimum pattern placeholder poster preload
 syn keyword htmlArg contained radiogroup required reversed sandbox spellcheck
 syn keyword htmlArg contained sizes srcset srcdoc srclang step title translate