diff --git a/runtime/syntax/tt2html.vim b/runtime/syntax/tt2html.vim
index ac5744f..8c223be 100644
--- a/runtime/syntax/tt2html.vim
+++ b/runtime/syntax/tt2html.vim
@@ -1,9 +1,11 @@
+" Vim syntax file
 " Language:      TT2 embedded with HTML
 " Maintainer:    vim-perl <vim-perl@googlegroups.com>
 " Author:        Moriki, Atsushi <4woods+vim@gmail.com>
-" Homepage:      http://github.com/vim-perl/vim-perl
-" Bugs/requests: http://github.com/vim-perl/vim-perl/issues
-" Last Change:   2013-07-21
+" Homepage:      https://github.com/vim-perl/vim-perl
+" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
+" License:       Vim License (see :help license)
+" Last Change:   2018 Mar 28
 
 if exists("b:current_syntax")
     finish