[4.2.x] Refs #34483 -- Fixed utils_tests.test_timesince crash on Python 3.8.
diff --git a/tests/utils_tests/test_timesince.py b/tests/utils_tests/test_timesince.py
index d54fce2be6494..da6438eaaa983 100644
--- a/tests/utils_tests/test_timesince.py
+++ b/tests/utils_tests/test_timesince.py
@@ -1,5 +1,9 @@
 import datetime
-import zoneinfo
+
+try:
+    import zoneinfo
+except ImportError:
+    from backports import zoneinfo
 
 from django.test import TestCase
 from django.test.utils import override_settings, requires_tz_support
