diff --git a/runtime/indent/framescript.vim b/runtime/indent/framescript.vim
index f9a274e..4611d34 100644
--- a/runtime/indent/framescript.vim
+++ b/runtime/indent/framescript.vim
@@ -1,7 +1,8 @@
 " Vim indent file
-" Language:             FrameScript
-" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2008-07-19
+" Language:		FrameScript
+" Maintainer:		Doug Kearns <dougkearns@gmail.com>
+" Previous Maintainer:	Nikolai Weibull <now@bitwi.se>
+" Last Change:		24 Sep 2021
 
 if exists("b:did_indent")
   finish
@@ -12,6 +13,8 @@
 setlocal indentkeys=!^F,o,O,0=~Else,0=~EndIf,0=~EndLoop,0=~EndSub
 setlocal nosmartindent
 
+let b:undo_indent = "setl inde< indk< si<"
+
 if exists("*GetFrameScriptIndent")
   finish
 endif