diff --git a/pyproject.toml b/pyproject.toml
index 4c7fc50..481107c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-  "pytest>=8.0.0",
+  "pytest>=9.0.3",
   "pytest-cov>=5.0.0",
   "pytest-asyncio>=0.23.0",
   "ruff>=0.5.0",
diff --git a/uv.lock b/uv.lock
index 1de66be..1828983 100644
--- a/uv.lock
+++ b/uv.lock
@@ -91,7 +91,7 @@ requires-dist = [
     { name = "basedpyright", marker = "extra == 'dev'", specifier = ">=1.1.0" },
     { name = "httpx", specifier = ">=0.27.0" },
     { name = "pydantic", specifier = ">=2.11.0" },
-    { name = "pytest", marker = "extra == 'dev'", specifier = ">=8.0.0" },
+    { name = "pytest", marker = "extra == 'dev'", specifier = ">=9.0.3" },
     { name = "pytest-asyncio", marker = "extra == 'dev'", specifier = ">=0.23.0" },
     { name = "pytest-cov", marker = "extra == 'dev'", specifier = ">=5.0.0" },
     { name = "pyyaml", specifier = ">=6.0" },
@@ -622,7 +622,7 @@ wheels = [
 
 [[package]]
 name = "pytest"
-version = "8.4.0"
+version = "9.1.1"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "colorama", marker = "sys_platform == 'win32'" },
@@ -631,21 +631,22 @@ dependencies = [
     { name = "pluggy" },
     { name = "pygments" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/fb/aa/405082ce2749be5398045152251ac69c0f3578c7077efc53431303af97ce/pytest-8.4.0.tar.gz", hash = "sha256:14d920b48472ea0dbf68e45b96cd1ffda4705f33307dcc86c676c1b5104838a6", size = 1515232, upload-time = "2025-06-02T17:36:30.03Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/e4/47/b9efed96c114afcfa3c9d3fe98a76a1d14c74a9e266d397cf6eb64be5e01/pytest-9.1.1.tar.gz", hash = "sha256:1088fbde8f2b49d95a549a195707afa7a76a3ce9bcadc26b6d71f0ffda5fe313", size = 1636369, upload-time = "2026-06-19T10:58:32.857Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/2f/de/afa024cbe022b1b318a3d224125aa24939e99b4ff6f22e0ba639a2eaee47/pytest-8.4.0-py3-none-any.whl", hash = "sha256:f40f825768ad76c0977cbacdf1fd37c6f7a468e460ea6a0636078f8972d4517e", size = 363797, upload-time = "2025-06-02T17:36:27.859Z" },
+    { url = "https://files.pythonhosted.org/packages/24/25/1de2678b631f5a49215c6c96fff41ba892b0a34df68d6d80292b1b48aa7f/pytest-9.1.1-py3-none-any.whl", hash = "sha256:37a86b45efb9a47a61a36449063e8e18d0cab3161329fc099eb21783169c4f0c", size = 386536, upload-time = "2026-06-19T10:58:31.347Z" },
 ]
 
 [[package]]
 name = "pytest-asyncio"
-version = "1.0.0"
+version = "1.4.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "pytest" },
+    { name = "typing-extensions", marker = "python_full_version < '3.13'" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/d0/d4/14f53324cb1a6381bef29d698987625d80052bb33932d8e7cbf9b337b17c/pytest_asyncio-1.0.0.tar.gz", hash = "sha256:d15463d13f4456e1ead2594520216b225a16f781e144f8fdf6c5bb4667c48b3f", size = 46960, upload-time = "2025-05-26T04:54:40.484Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/43/7c/d36d04db312ecf4298932ef77e6e4a9e8ad017906e24e34f0b0c361a2473/pytest_asyncio-1.4.0.tar.gz", hash = "sha256:c6c0d2259945122819f171a32ecea2c349ead889ee28176caaf492143424be42", size = 58514, upload-time = "2026-05-26T09:56:04.083Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/30/05/ce271016e351fddc8399e546f6e23761967ee09c8c568bbfbecb0c150171/pytest_asyncio-1.0.0-py3-none-any.whl", hash = "sha256:4f024da9f1ef945e680dc68610b52550e36590a67fd31bb3b4943979a1f90ef3", size = 15976, upload-time = "2025-05-26T04:54:39.035Z" },
+    { url = "https://files.pythonhosted.org/packages/03/e2/08a497ef684b88559c9cc5f4ad53a37e7b99e727094a86d6ea32536d5d3c/pytest_asyncio-1.4.0-py3-none-any.whl", hash = "sha256:933ca923a23075a87fb7070c0ec272a6848489824d887c85c812670932835aa1", size = 16930, upload-time = "2026-05-26T09:56:02.576Z" },
 ]
 
 [[package]]