diff --git a/runtime/ftplugin/man.vim b/runtime/ftplugin/man.vim
index e62637a..fbe6c5a 100644
--- a/runtime/ftplugin/man.vim
+++ b/runtime/ftplugin/man.vim
@@ -2,7 +2,7 @@
 " Language:	man
 " Maintainer:	Jason Franklin <vim@justemail.net>
 " Maintainer:	SungHyun Nam <goweol@gmail.com>
-" Last Change: 	2020 Oct 09
+" Last Change: 	2021 Sep 26
 
 " To make the ":Man" command available before editing a manual page, source
 " this script from your startup vimrc file.
diff --git a/runtime/ftplugin/nginx.vim b/runtime/ftplugin/nginx.vim
new file mode 100644
index 0000000..e808db1
--- /dev/null
+++ b/runtime/ftplugin/nginx.vim
@@ -0,0 +1,6 @@
+" Vim filetype plugin
+" Language: nginx.conf
+" Maintainer: Chris Aumann <me@chr4.org>
+" Last Change: Apr 15, 2017
+
+setlocal commentstring=#\ %s
diff --git a/runtime/ftplugin/spec.vim b/runtime/ftplugin/spec.vim
index ce00021..75eebec 100644
--- a/runtime/ftplugin/spec.vim
+++ b/runtime/ftplugin/spec.vim
@@ -18,8 +18,8 @@
 	endif
 endif
 
-if !hasmapto("call <SID>SpecChangelog(\"\")<CR>")
-       noremap <buffer> <unique> <script> <Plug>SpecChangelog :call <SID>SpecChangelog("")<CR>
+if !hasmapto("call SpecChangelog(\"\")<CR>")
+       noremap <buffer> <unique> <script> <Plug>SpecChangelog :call SpecChangelog("")<CR>
 endif
 
 if !exists("*s:GetRelVer")