diff --git a/runtime/autoload/netrw.vim b/runtime/autoload/netrw.vim
index 9f7afd5..cfa85e2 100644
--- a/runtime/autoload/netrw.vim
+++ b/runtime/autoload/netrw.vim
@@ -3,7 +3,7 @@
 " Maintainer: This runtime file is looking for a new maintainer.
 " Date:		  May 03, 2023
 " Version:	173a
-" Last Change:
+" Last Change: {{{1
 " 	2023 Nov 21 by Vim Project: ignore wildignore when expanding $COMSPEC	(v173a)
 " 	2023 Nov 22 by Vim Project: fix handling of very long filename on longlist style	(v173a)
 "   2024 Feb 19 by Vim Project: (announce adoption)
@@ -18,6 +18,8 @@
 "   2024 Jun 23 by Vim Project: save ad restore registers when liststyle = WIDELIST (#15077, #15114)
 "   2024 Jul 22 by Vim Project: avoid endless recursion (#15318)
 "   2024 Jul 23 by Vim Project: escape filename before trying to delete it (#15330)
+"   2024 Jul 30 by Vim Project: handle mark-copy to same target directory (#12112)
+"   }}}
 " Former Maintainer:	Charles E Campbell
 " GetLatestVimScripts: 1075 1 :AutoInstall: netrw.vim
 " Copyright:    Copyright (C) 2016 Charles E. Campbell {{{1
@@ -7165,7 +7167,7 @@
    endif
 
    " copy marked files while within the same directory (ie. allow renaming)
-   if simplify(s:netrwmftgt) == simplify(b:netrw_curdir)
+   if s:StripTrailingSlash(simplify(s:netrwmftgt)) == s:StripTrailingSlash(simplify(b:netrw_curdir))
     if len(s:netrwmarkfilelist_{bufnr('%')}) == 1
      " only one marked file
 "     call Decho("case: only one marked file",'~'.expand("<slnum>"))
@@ -7242,7 +7244,7 @@
 "   call Decho("system(".copycmd." '".args."' '".tgt."')",'~'.expand("<slnum>"))
    call system(copycmd.g:netrw_localcopycmdopt." '".args."' '".tgt."'")
    if v:shell_error != 0
-    if exists("b:netrw_curdir") && b:netrw_curdir != getcwd() && !g:netrw_keepdir
+    if exists("b:netrw_curdir") && b:netrw_curdir != getcwd() && g:netrw_keepdir
      call netrw#ErrorMsg(s:ERROR,"copy failed; perhaps due to vim's current directory<".getcwd()."> not matching netrw's (".b:netrw_curdir.") (see :help netrw-cd)",101)
     else
      call netrw#ErrorMsg(s:ERROR,"tried using g:netrw_localcopycmd<".g:netrw_localcopycmd.">; it doesn't work!",80)
@@ -11646,6 +11648,14 @@
 endfun
 
 " ---------------------------------------------------------------------
+" s:StripTrailingSlash: removes trailing slashes from a path {{{2
+fun! s:StripTrailingSlash(path)
+   " remove trailing slash
+   return substitute(a:path, '[/\\]$', '', 'g')
+endfun
+
+
+" ---------------------------------------------------------------------
 " s:NetrwBadd: adds marked files to buffer list or vice versa {{{2
 "              cb : bl2mf=0  add marked files to buffer list
 "              cB : bl2mf=1  use bufferlist to mark files