Update runtime files.
diff --git a/runtime/syntax/debsources.vim b/runtime/syntax/debsources.vim
index 2777944..390c430 100644
--- a/runtime/syntax/debsources.vim
+++ b/runtime/syntax/debsources.vim
@@ -2,7 +2,7 @@
" Language: Debian sources.list
" Maintainer: Debian Vim Maintainers <pkg-vim-maintainers@lists.alioth.debian.org>
" Former Maintainer: Matthijs Mohlmann <matthijs@cacholong.nl>
-" Last Change: 2016 Sep 27
+" Last Change: 2016 Nov 12
" URL: https://anonscm.debian.org/cgit/pkg-vim/vim.git/plain/runtime/syntax/debsources.vim
" Standard syntax initialization
@@ -25,7 +25,7 @@
\ 'oldstable', 'stable', 'testing', 'unstable', 'experimental',
\ 'squeeze', 'wheezy', 'jessie', 'stretch', 'sid', 'rc-buggy',
\
- \ 'precise', 'trusty', 'xenial', 'yakkety', 'devel'
+ \ 'precise', 'trusty', 'xenial', 'yakkety', 'zesty', 'devel'
\ ]
let s:unsupported = [
\ 'buzz', 'rex', 'bo', 'hamm', 'slink', 'potato',