diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 0c983617f..c278a9188 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2001-05-10  Kazuhiro Fujieda  <fujieda@jaist.ac.jp>
+        
+	* path.cc (mount_info::conv_to_win32_path): Treat UNC paths the same as
+	paths including `:' or `\'.
+
 Wed May  9 14:46:32 2001  Christopher Faylor <cgf@cygnus.com>
 
 	* fhandler.h (fhandler_termios::echo_erase): Declare new method.
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc
index 6ca78b470..048063dde 100644
--- a/winsup/cygwin/path.cc
+++ b/winsup/cygwin/path.cc
@@ -1171,7 +1171,7 @@ mount_info::conv_to_win32_path (const char *src_path, char *dst,
 
   /* An MS-DOS spec has either a : or a \.  If this is found, short
      circuit most of the rest of this function. */
-  if (strpbrk (src_path, ":\\") != NULL)
+  if (strpbrk (src_path, ":\\") != NULL || slash_unc_prefix_p (src_path))
     {
       debug_printf ("%s already win32", src_path);
       rc = normalize_win32_path (src_path, dst);