Updated runtime files.
diff --git a/runtime/syntax/debsources.vim b/runtime/syntax/debsources.vim
index 232e727..2777944 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 Aug 30
+" Last Change: 2016 Sep 27
" URL: https://anonscm.debian.org/cgit/pkg-vim/vim.git/plain/runtime/syntax/debsources.vim
" Standard syntax initialization
@@ -39,7 +39,7 @@
let &cpo=s:cpo
" Match uri's
-syn match debsourcesUri +\(http://\|ftp://\|[rs]sh://\|debtorrent://\|\(cdrom\|copy\|file\):\)[^' <>"]\++
+syn match debsourcesUri +\(https\?://\|ftp://\|[rs]sh://\|debtorrent://\|\(cdrom\|copy\|file\):\)[^' <>"]\++
exe 'syn match debsourcesDistrKeyword +\([[:alnum:]_./]*\)\('. join(s:supported, '\|'). '\)\([-[:alnum:]_./]*\)+'
exe 'syn match debsourcesUnsupportedDistrKeyword +\([[:alnum:]_./]*\)\('. join(s:unsupported, '\|') .'\)\([-[:alnum:]_./]*\)+'