Update runtime files
diff --git a/runtime/ftplugin/man.vim b/runtime/ftplugin/man.vim
index ec290ab..ab7f33f 100644
--- a/runtime/ftplugin/man.vim
+++ b/runtime/ftplugin/man.vim
@@ -1,8 +1,8 @@
 " Vim filetype plugin file
 " Language:	man
 " Maintainer:	Jason Franklin <vim@justemail.net>
-" Previous Maintainer:	SungHyun Nam <goweol@gmail.com>
-" Last Change: 	2020 Apr 30
+" Maintainer:	SungHyun Nam <goweol@gmail.com>
+" Last Change: 	2020 May 07
 
 " To make the ":Man" command available before editing a manual page, source
 " this script from your startup vimrc file.
@@ -206,7 +206,7 @@
   endif
   let env_cmd = s:env_has_u ? 'env -u MANPAGER' : 'env MANPAGER=cat'
   let env_cmd .= ' GROFF_NO_SGR=1'
-  let man_cmd = env_cmd . ' man ' . s:GetCmdArg(sect, page) . ' 2>/dev/null | col -b'
+  let man_cmd = env_cmd . ' man ' . s:GetCmdArg(sect, page) . ' | col -b'
   silent exec "r !" . man_cmd
 
   if unsetwidth