diff --git a/runtime/syntax/html.vim b/runtime/syntax/html.vim
index d067dde..ca7c7f1 100644
--- a/runtime/syntax/html.vim
+++ b/runtime/syntax/html.vim
@@ -4,6 +4,7 @@
 " Previous Maintainers: Jorge Maldonado Ventura <jorgesumle@freakspot.net>
 "			Claudio Fleiner <claudio@fleiner.com>
 " Last Change:		2023 Nov 28
+" 2024 Jul 30 by Vim Project: increase syn-sync-minlines to 250
 
 " See :help html.vim for some comments and a description of the options
 
@@ -320,7 +321,7 @@
   syn sync match htmlHighlight groupthere NONE "<[/a-zA-Z]"
   syn sync match htmlHighlight groupthere javaScript "<script"
   syn sync match htmlHighlightSkip "^.*['\"].*$"
-  syn sync minlines=10
+  exe "syn sync minlines=" . get(g:, 'html_minlines', 250)
 endif
 
 " Folding