diff --git a/runtime/indent/css.vim b/runtime/indent/css.vim
index f85bb05..f0a272e 100644
--- a/runtime/indent/css.vim
+++ b/runtime/indent/css.vim
@@ -1,7 +1,7 @@
 " Vim indent file
 " Language:	    CSS
 " Maintainer:	    Nikolai Weibull <now@bitwi.se>
-" Latest Revision:  2010-12-22
+" Latest Revision:  2012-05-30
 
 if exists("b:did_indent")
   finish
@@ -12,6 +12,8 @@
 setlocal indentkeys=0{,0},!^F,o,O
 setlocal nosmartindent
 
+let b:undo_indent = "setl smartindent< indentkeys< indentexpr<"
+
 if exists("*GetCSSIndent")
   finish
 endif
diff --git a/runtime/indent/eiffel.vim b/runtime/indent/eiffel.vim
index 4726652..87e82e8 100644
--- a/runtime/indent/eiffel.vim
+++ b/runtime/indent/eiffel.vim
@@ -1,11 +1,11 @@
 " Vim indent file
 " Language:	Eiffel
-" Maintainer:	Jocelyn Fiat <eiffel@djoce.net>
+" Maintainer:	Jocelyn Fiat <jfiat@eiffel.com>
 " Previous-Maintainer:	David Clarke <gadicath@dishevelled.net>
+" Contributions from: Thilo Six
 " $Date: 2004/12/09 21:33:52 $
 " $Revision: 1.3 $
-" URL: http://www.djoce.net/page/vim/
-" Last Change:	2012 May 18
+" URL: https://github.com/eiffelhub/vim-eiffel
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
@@ -23,6 +23,8 @@
 setlocal indentkeys+==creation,=feature,=inherit,=class,=is,=redefine,=rename,=variant
 setlocal indentkeys+==invariant,=do,=local,=export
 
+let b:undo_indent = "setl smartindent< indentkeys< indentexpr< autoindent< comments< "
+
 " Define some stuff
 " keywords grouped by indenting
 let s:trust_user_indent = '\(+\)\(\s*\(--\).*\)\=$'
@@ -37,6 +39,7 @@
 if exists("*GetEiffelIndent")
   finish
 endif
+
 let s:keepcpo= &cpo
 set cpo&vim
 
diff --git a/runtime/indent/vim.vim b/runtime/indent/vim.vim
index 8281d94..a17bae1 100644
--- a/runtime/indent/vim.vim
+++ b/runtime/indent/vim.vim
@@ -1,7 +1,7 @@
 " Vim indent file
 " Language:	Vim script
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2012 May 18
+" Last Change:	2012 May 20
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
@@ -12,6 +12,8 @@
 setlocal indentexpr=GetVimIndent()
 setlocal indentkeys+==end,=else,=cat,=fina,=END,0\\
 
+let b:undo_indent = "setl indentkeys< indentexpr<"
+
 " Only define the function once.
 if exists("*GetVimIndent")
   finish
@@ -54,7 +56,7 @@
     if i >= 0
       let ind += &sw
       if strpart(line, i, 1) == '|' && has('syntax_items')
-            \ && synIDattr(synID(lnum, i, 1), "name") =~ '\(Comment\|String\)$' 
+            \ && synIDattr(synID(lnum, i, 1), "name") =~ '\(Comment\|String\)$'
         let ind -= &sw
       endif
     endif