diff --git a/syntax/help_ja.vim b/syntax/help_ja.vim
index 0acacbd89..5293499e9 100644
--- a/syntax/help_ja.vim
+++ b/syntax/help_ja.vim
@@ -2,4 +2,4 @@ scriptencoding utf-8
 
 syn match helpVim "Vim バージョン [0-9.a-z]\+"
 syn match helpVim "VIMリファレンス.*"
-syn region helpNotVi start="{Vim" end="}" contains=helpLeadBlank,helpHyperTextJump
+syn region helpNotVi start="{Vim" start="{|++\?[A-Za-z0-9_/()]\+|" end="}" contains=helpLeadBlank,helpHyperTextJump