diff --git a/syntax/help_ja.vim b/syntax/help_ja.vim
index c5ab167e8..e2e110eea 100644
--- a/syntax/help_ja.vim
+++ b/syntax/help_ja.vim
@@ -4,3 +4,5 @@ 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" start="{|++\?[A-Za-z0-9_/()]\+|" end="}" contains=helpLeadBlank,helpHyperTextJump
 syn match helpWarning "\<警告:"
+syn region helpTransNote start="{訳注:" end="}" contains=helpLeadBlank,helpHyperTextJump
+hi def link helpTransNote Special