diff --git a/pyproject.toml b/pyproject.toml
index 802f496a..5b49c1fc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -88,7 +88,6 @@ disallow_incomplete_defs = false
 disallow_untyped_calls = false
 show_error_context = true
 strict_equality = false
-python_version = 3.9
 warn_redundant_casts = true
 warn_unused_configs = true
 warn_unused_ignores = false
diff --git a/requirements-testing.txt b/requirements-testing.txt
index 483cb990..8ce61eaa 100644
--- a/requirements-testing.txt
+++ b/requirements-testing.txt
@@ -1,10 +1,12 @@
 coverage[toml] == 7.*
 coverage-conditional-plugin == 0.9.*
-pytest == 8.4.*
+pytest == 8.4.*; python_version == "3.9"
+pytest == 9.1.*; python_version >= "3.10"
 pytest-cov == 7.1.*
 pytest-timeout == 2.4.*
 pytest-xdist == 3.8.*
 black == 25.*
 ruff == 0.15.*
 psutil >= 5.9,< 7.3
-mypy == 1.19.*
+mypy == 1.19.*; python_version == "3.9"
+mypy == 2.1.*; python_version >= "3.10"
diff --git a/test/openjd/sessions_v0/test_session.py b/test/openjd/sessions_v0/test_session.py
index e141daff..f3420a92 100644
--- a/test/openjd/sessions_v0/test_session.py
+++ b/test/openjd/sessions_v0/test_session.py
@@ -130,6 +130,7 @@ def test_initiaize_basic(self) -> None:
         assert session._job_parameter_values == job_params
         assert session._job_parameter_values is not job_params
         assert isinstance(session._logger, LoggerAdapter)
+        assert session._logger.extra is not None
         assert "session_id" in session._logger.extra
         assert session._logger.extra["session_id"] == session_id
         assert session._log_filter in LOG.filters