diff --git a/dev-requirements.txt b/dev-requirements.txt
index 2a9c68581..e3f52f9cd 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,6 +4,7 @@ pip-tools~=7.4.1
 pre-commit~=4.0.1
 pyright~=1.1.392
 pytest~=8.3.4
+pytest-asyncio~=0.25.2
 ruff~=0.9.1
 setuptools~=75.8.0
 setuptools_scm~=8.1.0
diff --git a/pyproject.toml b/pyproject.toml
index fff189c6a..1fd2033a3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -85,7 +85,7 @@ openrouter = [ "openai~=1.59.6" ]
 where = ["src"]
 
 [tool.pytest.ini_options]
-addopts = "--verbose --disable-warnings"
+addopts = "--verbose"
 testpaths = ["tests"]
 pythonpath = ["src"]
 asyncio_default_fixture_loop_scope = "function"
diff --git a/tests/test_langchain.py b/tests/test_langchain.py
index 22dc9d38d..b09eee86e 100644
--- a/tests/test_langchain.py
+++ b/tests/test_langchain.py
@@ -93,7 +93,3 @@ class TestLangchain(unittest.IsolatedAsyncioTestCase):
         # This next one would fail with:
         # AssertionError: ' H e l l o   d e a r   h u m a n' != 'Hello dear human'
         # self.assertEqual(tma_out.messages[-1]["content"], self.expected_response)
-
-
-if __name__ == "__main__":
-    unittest.main()