diff --git a/pyproject.toml b/pyproject.toml
index 044afe2..e5feecf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dev = [
     "ruff>=0.11.2",
     "bandit[toml]>=1.7.8",
     "pip-audit>=2.5,<3",
-    "pytest>=8.3.3,<9",
+    "pytest>=9.0.1,<10",
     "pytest-cov>=7,<8",
     "types-protobuf>=6.30.2.20250822",
 ]
diff --git a/uv.lock b/uv.lock
index f35c46c..86a1ca1 100644
--- a/uv.lock
+++ b/uv.lock
@@ -56,7 +56,7 @@ dev = [
     { name = "bandit", extras = ["toml"], specifier = ">=1.7.8" },
     { name = "mypy", extras = ["reports"], specifier = ">=1.12.0,<2" },
     { name = "pip-audit", specifier = ">=2.5,<3" },
-    { name = "pytest", specifier = ">=8.3.3,<9" },
+    { name = "pytest", specifier = ">=9.0.1,<10" },
     { name = "pytest-cov", specifier = ">=7,<8" },
     { name = "ruff", specifier = ">=0.11.2" },
     { name = "types-protobuf", specifier = ">=6.30.2.20250822" },
@@ -2783,7 +2783,7 @@ wheels = [
 
 [[package]]
 name = "pytest"
-version = "8.4.2"
+version = "9.0.1"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "colorama", marker = "sys_platform == 'win32'" },
@@ -2792,9 +2792,9 @@ dependencies = [
     { name = "pluggy" },
     { name = "pygments" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/a3/5c/00a0e072241553e1a7496d638deababa67c5058571567b92a7eaa258397c/pytest-8.4.2.tar.gz", hash = "sha256:86c0d0b93306b961d58d62a4db4879f27fe25513d4b969df351abdddb3c30e01", size = 1519618, upload-time = "2025-09-04T14:34:22.711Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/07/56/f013048ac4bc4c1d9be45afd4ab209ea62822fb1598f40687e6bf45dcea4/pytest-9.0.1.tar.gz", hash = "sha256:3e9c069ea73583e255c3b21cf46b8d3c56f6e3a1a8f6da94ccb0fcf57b9d73c8", size = 1564125, upload-time = "2025-11-12T13:05:09.333Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/a8/a4/20da314d277121d6534b3a980b29035dcd51e6744bd79075a6ce8fa4eb8d/pytest-8.4.2-py3-none-any.whl", hash = "sha256:872f880de3fc3a5bdc88a11b39c9710c3497a547cfa9320bc3c5e62fbf272e79", size = 365750, upload-time = "2025-09-04T14:34:20.226Z" },
+    { url = "https://files.pythonhosted.org/packages/0b/8b/6300fb80f858cda1c51ffa17075df5d846757081d11ab4aa35cef9e6258b/pytest-9.0.1-py3-none-any.whl", hash = "sha256:67be0030d194df2dfa7b556f2e56fb3c3315bd5c8822c6951162b92b32ce7dad", size = 373668, upload-time = "2025-11-12T13:05:07.379Z" },
 ]
 
 [[package]]