@@ -4,6 +4,7 @@ package archive

 import (

 	"fmt"

+	"os"

 	"strings"

 	"github.com/docker/docker/vendor/src/code.google.com/p/go/src/pkg/archive/tar"

@@ -20,7 +21,8 @@ func CanonicalTarNameForPath(p string) (string, error) {

 	if strings.Contains(p, "/") {

 		return "", fmt.Errorf("windows path contains forward slash: %s", p)

 	}

-	return strings.Replace(p, "\\", "/", -1), nil

+	return strings.Replace(p, string(os.PathSeparator), "/", -1), nil

+

 }

 func setHeaderForSpecialDevice(hdr *tar.Header, ta *tarAppender, name string, stat interface{}) (nlink uint32, inode uint64, err error) {