diff --git a/dateutil/test/test_parser.py b/dateutil/test/test_parser.py
index 69d27027a..c519537b0 100644
--- a/dateutil/test/test_parser.py
+++ b/dateutil/test/test_parser.py
@@ -780,7 +780,7 @@ def test_unambiguous_YYYYMM(self):
 
 
 @pytest.mark.skipif(IS_WIN, reason="Windows does not use TZ var")
-class TZVarTest(object):
+class TestTZVar(object):
     def test_parse_unambiguous_nonexistent_local(self):
         # When dates are specified "EST" even when they should be "EDT" in the
         # local time zone, we should still assign the local time zone