diff --git a/runtime/syntax/modula2.vim b/runtime/syntax/modula2.vim
index 6a9f4af..3c1346e 100644
--- a/runtime/syntax/modula2.vim
+++ b/runtime/syntax/modula2.vim
@@ -3,14 +3,21 @@
 " Maintainer:		Doug Kearns <dougkearns@gmail.com>
 " Previous Maintainer:	pf@artcom0.north.de (Peter Funk)
 " Last Change:		2024 Jan 04
+" 2025 Apr 16 by Vim Project (set 'cpoptions' for line continuation, #17121)
 
 if exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 let dialect = modula2#GetDialect()
 exe "runtime! syntax/modula2/opt/" .. dialect .. ".vim"
 
 let b:current_syntax = "modula2"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
 " vim: nowrap sw=2 sts=2 ts=8 noet: