With Range("h29").Validation
.Delete
.Add Type:=xlValidateList, AlertStyle:=xlValidAlertStop, Operator:= _
xlBetween, Formula1:="=liste!$AD$7:$AD$11"
' .IgnoreBlank = True
' .InCellDropdown = True
' .InputTitle = ""
' .ErrorTitle = ""
' .InputMessage = ""
' .ErrorMessage = ""
' .ShowInput = True
' .ShowError = True
End With