diff --git a/poetry.lock b/poetry.lock
index a005797..02d248c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -913,6 +913,20 @@ MarkupSafe = ">=2.0"
 [package.extras]
 i18n = ["Babel (>=2.7)"]
 
+[[package]]
+name = "lambdas"
+version = "0.2.0"
+description = "Typed lambdas that are short and readable"
+optional = false
+python-versions = ">=3.8.1,<4"
+files = [
+    {file = "lambdas-0.2.0-py3-none-any.whl", hash = "sha256:4cd3e6f10966951c5810b019d1693a0c0881d7646b2bbad28f87e4f43f8a053e"},
+    {file = "lambdas-0.2.0.tar.gz", hash = "sha256:b9ddeb7d10f6f6abe665fe4a21e7441890696a42b406b9c3ef3de8fac256ebe8"},
+]
+
+[package.dependencies]
+typing-extensions = ">=4.0,<5.0"
+
 [[package]]
 name = "lxml"
 version = "4.9.3"
@@ -2343,4 +2357,4 @@ typing_extensions = ">=4.0,<5.0"
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.10,<4.0"
-content-hash = "2addfa91ebb9adbfb6c908672f7cc86ecc34477272375b88a52edff34db63943"
+content-hash = "60dfa1dbc7ddf6ee51275166a05a6ed7ad27bfa5809c13164dd1ba58e46e8d19"
diff --git a/pyproject.toml b/pyproject.toml
index e8dd914..8b65e1c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ jeeves-yeti-pyproject = { version = "^0.2.20", markers = "python_version >= '3.1
 types-pyyaml = "^6.0.12.11"
 rdflib-pyld-compat = "^0.1.0"
 pytest-github-actions-annotate-failures = "^0.2.0"
+lambdas = "^0.2.0"
 
 [build-system]
 requires = ["poetry-core"]
diff --git a/tests/test_specification.py b/tests/test_specification.py
index 245ad50..8e0c9f5 100644
--- a/tests/test_specification.py
+++ b/tests/test_specification.py
@@ -12,6 +12,7 @@
 from tests.common import load_tests
 from tests.errors import FailureToFail
 from yaml_ld.errors import YAMLLDError
+from lambdas import _
 
 tests = Namespace('https://w3c.github.io/json-ld-api/tests/vocab#')
 
@@ -34,11 +35,7 @@ def test_to_rdf(test_case: TestCase):
     assert actual_graph.isomorphic(expected_graph)
 
 
-@pytest.mark.parametrize(
-    'test_case',
-    load_tests(tests.ExpandTest),
-    ids=operator.attrgetter('test'),
-)
+@pytest.mark.parametrize('test_case', load_tests(tests.ExpandTest), ids=_.test)
 def test_expand(test_case: TestCase):
     raw_document = test_case.input.read_bytes()