Update runtime files
diff --git a/runtime/indent/dictdconf.vim b/runtime/indent/dictdconf.vim
index 5c4fbda..5c0e7c5 100644
--- a/runtime/indent/dictdconf.vim
+++ b/runtime/indent/dictdconf.vim
@@ -11,3 +11,5 @@
 setlocal indentkeys=0{,0},!^F,o,O cinwords= autoindent smartindent
 setlocal nosmartindent
 inoremap <buffer> # X#
+
+let b:undo_indent = "setl ai< cinw< indk< si< | silent! iunmap <buffer> #"