diff --git a/pyproject.toml b/pyproject.toml
index 97dcefb..f2e2ba1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -110,6 +110,7 @@ ignore = [
     "S101",     # "Use of `assert` detected"
     "SIM108",   # "Use ternary operator ...". Ternary is harmful for readability in some cases.
     "TRY003",   # "Avoid specifying long messages outside the exception class"
+    "FA100", 	# "Missing `from __future__ import annotations` ..." pytest-split supports a range of Python versions
     ]
 line-length = 88
 target-version = "py37"
diff --git a/tests/test_algorithms.py b/tests/test_algorithms.py
index a4c40ae..3d9dcfb 100644
--- a/tests/test_algorithms.py
+++ b/tests/test_algorithms.py
@@ -11,7 +11,7 @@
 
 from pytest_split.algorithms import Algorithms
 
-item = namedtuple("item", "nodeid")
+item = namedtuple("item", "nodeid")  # noqa: PYI024
 
 
 class TestAlgorithms:
diff --git a/tests/test_ipynb.py b/tests/test_ipynb.py
index 6e59033..9bc2000 100644
--- a/tests/test_ipynb.py
+++ b/tests/test_ipynb.py
@@ -4,7 +4,7 @@
 from pytest_split.algorithms import Algorithms
 from pytest_split.ipynb_compatibility import ensure_ipynb_compatibility
 
-item = namedtuple("item", "nodeid")
+item = namedtuple("item", "nodeid")  # noqa: PYI024
 
 
 class TestIPyNb:
diff --git a/tests/test_plugin.py b/tests/test_plugin.py
index 869c6a6..32c9cf2 100644
--- a/tests/test_plugin.py
+++ b/tests/test_plugin.py
@@ -1,6 +1,7 @@
 import itertools
 import json
 import os
+from typing import ClassVar
 
 import pytest
 from _pytest.main import ExitCode
@@ -90,7 +91,7 @@ def test_it_removes_old_when_cli_flag_used(self, example_suite, durations_path):
             durations = json.load(f)
 
         for item in old_durations:
-            assert item not in durations.keys()
+            assert item not in durations
         assert len(durations) == EXAMPLE_SUITE_TEST_COUNT
 
     def test_it_does_not_store_without_flag(self, example_suite, durations_path):
@@ -99,7 +100,7 @@ def test_it_does_not_store_without_flag(self, example_suite, durations_path):
 
 
 class TestSplitToSuites:
-    parameters = [
+    parameters: ClassVar = [
         (
             1,
             1,
@@ -163,12 +164,12 @@ class TestSplitToSuites:
         (4, 3, "least_duration", ["test_2", "test_5", "test_7"]),
         (4, 4, "least_duration", ["test_3", "test_8"]),
     ]
-    legacy_duration = [True, False]
-    all_params = [
+    legacy_duration: ClassVar = [True, False]
+    all_params: ClassVar = [
         (*param, legacy_flag)
         for param, legacy_flag in itertools.product(parameters, legacy_duration)
     ]
-    enumerated_params = [(i, *param) for i, param in enumerate(all_params)]
+    enumerated_params: ClassVar = [(i, *param) for i, param in enumerate(all_params)]
 
     @pytest.mark.parametrize(
         ("test_idx", "splits", "group", "algo", "expected", "legacy_flag"),