diff --git a/test/test_crc32c.py b/test/test_crc32c.py
index 95c529f..03eb024 100644
--- a/test/test_crc32c.py
+++ b/test/test_crc32c.py
@@ -24,7 +24,7 @@
 import struct
 import unittest
 import warnings
-from typing import Any, Generator, NamedTuple
+from typing import Any, Generator, NamedTuple, List
 
 import pytest
 
@@ -114,7 +114,7 @@ class CRCTestValue(NamedTuple):
     crc: int
 
 
-test_values: list[CRCTestValue] = [
+test_values: List[CRCTestValue] = [
     CRCTestValue("Numbers1", b"123456789", 0xE3069283),
     CRCTestValue("Numbers2", b"23456789", 0xBFE92A83),
     CRCTestValue("Phrase", b"The quick brown fox jumps over the lazy dog", 0x22620404),