Update runtime files.
diff --git a/runtime/indent/perl6.vim b/runtime/indent/perl6.vim
index 3de71aa..ff2a579 100644
--- a/runtime/indent/perl6.vim
+++ b/runtime/indent/perl6.vim
@@ -3,7 +3,7 @@
 " Maintainer:    vim-perl <vim-perl@googlegroups.com>
 " Homepage:      http://github.com/vim-perl/vim-perl
 " Bugs/requests: http://github.com/vim-perl/vim-perl/issues
-" Last Change:   2013 Jul 24
+" Last Change:   2013-07-21
 " Contributors:  Andy Lester <andy@petdance.com>
 "                Hinrik Örn Sigurðsson <hinrik.sig@gmail.com>
 "