diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 796d03cca..7aa883917 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-19  Christopher Faylor  <cgf@timesys.com>
+
+	* fhandler_disk_file.cc (fhandler_disk_file::opendir): Check posix path
+	for root rather than windows path.
+
 2006-01-19  Christopher Faylor  <cgf@timesys.com>
 
 	* dir.cc (readdir_worker): Fill in invalid fields with -1.  Accommodate
diff --git a/winsup/cygwin/fhandler_disk_file.cc b/winsup/cygwin/fhandler_disk_file.cc
index 15d278d55..7243d591f 100644
--- a/winsup/cygwin/fhandler_disk_file.cc
+++ b/winsup/cygwin/fhandler_disk_file.cc
@@ -1335,7 +1335,7 @@ fhandler_disk_file::opendir ()
   DIR *dir;
   DIR *res = NULL;
   size_t len;
-  path_conv rootdir ("/");
+  path_conv rootdir ("/", PC_POSIX);
 
   if (!pc.isdir ())
     set_errno (ENOTDIR);
@@ -1381,7 +1381,7 @@ fhandler_disk_file::opendir ()
       dir->__d_dirhash = get_namehash ();
 
       res = dir;
-      dir->__flags = strcasematch (pc, rootdir) ? dirent_isroot : 0;
+      dir->__flags = (pc.normalized_path[0] == '/' && pc.normalized_path[1] == '\0') ? dirent_isroot : 0;
     }
 
   syscall_printf ("%p = opendir (%s)", res, get_name ());