diff --git a/runtime/ftplugin/sh.vim b/runtime/ftplugin/sh.vim
index 93a46f6..b6fdb8f 100644
--- a/runtime/ftplugin/sh.vim
+++ b/runtime/ftplugin/sh.vim
@@ -1,12 +1,12 @@
 " Vim filetype plugin file
-" Language:	sh
-"
-" This runtime file is looking for a new maintainer.
-"
-" Former maintainer:	Dan Sharp
-" Last Changed: 20 Jan 2009
+" Language:		sh
+" Maintainer:		Doug Kearns <dougkearns@gmail.com>
+" Previous Maintainer:	Dan Sharp
+" Last Change:		2022 Sep 07
 
-if exists("b:did_ftplugin") | finish | endif
+if exists("b:did_ftplugin")
+  finish
+endif
 let b:did_ftplugin = 1
 
 " Make sure the continuation lines below do not cause problems in
@@ -14,28 +14,35 @@
 let s:save_cpo = &cpo
 set cpo-=C
 
-setlocal commentstring=#%s
+setlocal comments=:#
+setlocal commentstring=#\ %s
+setlocal formatoptions-=t formatoptions+=croql
+
+let b:undo_ftplugin = "setl com< cms< fo<"
 
 " Shell:  thanks to Johannes Zellner
-if exists("loaded_matchit")
-    let s:sol = '\%(;\s*\|^\s*\)\@<='  " start of line
-    let b:match_words =
-    \ s:sol.'if\>:' . s:sol.'elif\>:' . s:sol.'else\>:' . s:sol. 'fi\>,' .
-    \ s:sol.'\%(for\|while\)\>:' . s:sol. 'done\>,' .
-    \ s:sol.'case\>:' . s:sol. 'esac\>'
+if exists("loaded_matchit") && !exists("b:match_words")
+  let b:match_ignorecase = 0
+  let s:sol = '\%(;\s*\|^\s*\)\@<='  " start of line
+  let b:match_words =
+	\  s:sol .. 'if\>:' .. s:sol.'elif\>:' .. s:sol.'else\>:' .. s:sol .. 'fi\>,' ..
+	\  s:sol .. '\%(for\|while\)\>:' .. s:sol .. 'done\>,' ..
+	\  s:sol .. 'case\>:' .. s:sol .. 'esac\>'
+  unlet s:sol
+  let b:undo_ftplugin ..= " | unlet! b:match_ignorecase b:match_words"
 endif
 
 " Change the :browse e filter to primarily show shell-related files.
-if has("gui_win32")
-    let  b:browsefilter="Bourne Shell Scripts (*.sh)\t*.sh\n" .
-		\	"Korn Shell Scripts (*.ksh)\t*.ksh\n" .
-		\	"Bash Shell Scripts (*.bash)\t*.bash\n" .
-		\	"All Files (*.*)\t*.*\n"
+if (has("gui_win32") || has("gui_gtk")) && !exists("b:browsefilter")
+    let  b:browsefilter = "Bourne Shell Scripts (*.sh)\t*.sh\n" ..
+		\	  "Korn Shell Scripts (*.ksh)\t*.ksh\n" ..
+		\	  "Bash Shell Scripts (*.bash)\t*.bash\n" ..
+		\	  "All Files (*.*)\t*.*\n"
+  let b:undo_ftplugin ..= " | unlet! b:browsefilter"
 endif
 
-" Undo the stuff we changed.
-let b:undo_ftplugin = "setlocal cms< | unlet! b:browsefilter b:match_words"
-
 " Restore the saved compatibility options.
 let &cpo = s:save_cpo
 unlet s:save_cpo
+
+" vim: nowrap sw=2 sts=2 ts=8 noet: