Неверная кодировка при распаковке zip архива

Imports Ionic.Zip
 
Public Class Form1
 
    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
        Dim zip2 = TextBox1.Text
        Dim unzip2 = TextBox2.Text
        MyExtract(zip2, unzip2)
    End Sub
    Public Sub MyExtract(ByVal ZipToUnpack As String, ByVal UnpackDirectory As String)
        Using zip As ZipFile = ZipFile.Read(ZipToUnpack)
            Dim e As ZipEntry
            For Each e In zip
                e.Extract(UnpackDirectory, ExtractExistingFileAction.OverwriteSilently)
            Next
        End Using
    End Sub
End Class

Public Sub MyExtract(ByVal ZipToUnpack As String, ByVal UnpackDirectory As String)
    Dim ro As New ReadOptions
    ro.Encoding = Encoding.GetEncoding(866)
    Using zip As ZipFile = ZipFile.Read(ZipToUnpack, ro)
        Dim e As ZipEntry
        For Each e In zip
            e.Extract(UnpackDirectory, ExtractExistingFileAction.OverwriteSilently)
        Next
    End Using
End Sub

    Public Sub UnZipIonic(SourceFile As String, DestinationFolder As String)
        Using tempZip As ZipFile = ZipFile.Read(SourceFile, New Ionic.Zip.ReadOptions With {.Encoding = System.Text.Encoding.GetEncoding(866)})
            For Each ZIPDATA As ZipEntry In tempZip
                ZIPDATA.Extract(DestinationFolder, ExtractExistingFileAction.OverwriteSilently)
            Next
        End Using
    End Sub