diff --git a/runtime/ftplugin/vim.vim b/runtime/ftplugin/vim.vim
index b2d5710..2951122 100644
--- a/runtime/ftplugin/vim.vim
+++ b/runtime/ftplugin/vim.vim
@@ -83,7 +83,7 @@
 if exists("loaded_matchit")
   let b:match_ignorecase = 0
   let b:match_words =
-	\ '\<\%(fu\%[nction]\|def\)\>[^(]:\<retu\%[rn]\>:\<\%(endf\%[unction]\|enddef\)\>,' .
+	\ '\<\%(fu\%[nction]\|def\)\>)\@!:\<retu\%[rn]\>:\<\%(endf\%[unction]\|enddef\)\>,' .
  	\ '\<\(wh\%[ile]\|for\)\>:\<brea\%[k]\>:\<con\%[tinue]\>:\<end\(w\%[hile]\|fo\%[r]\)\>,' .
 	\ '\<if\>:\<el\%[seif]\>:\<en\%[dif]\>,' .
 	\ '{:},' .