diff --git a/src/escpos/printer/cups.py b/src/escpos/printer/cups.py
index 2ac3fff..a7ee2c8 100644
--- a/src/escpos/printer/cups.py
+++ b/src/escpos/printer/cups.py
@@ -11,7 +11,7 @@
 import functools
 import logging
 import tempfile
-from typing import List, Literal, Optional, Type, Union
+from typing import Literal, Optional, Type, Union
 
 from ..escpos import Escpos
 from ..exceptions import DeviceNotFoundError