diff --git a/pyproject.toml b/pyproject.toml
index d8cebf33..67e52db1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -76,7 +76,7 @@ dev = [
     "httpx >=0.26.0",
     "pytest-fixture-classes >=1.0.3",
     # pytest==8.3.5 has a bug that fails our windows python 3.10 tests
-    "pytest==8.3.4",
+    "pytest==8.4.2",
     "pytest-cov >=4.0.0",
     "dirty-equals >=0.6.0",
     "uvicorn ~=0.23.0",
diff --git a/uv.lock b/uv.lock
index 9322d3a8..605dd8b5 100644
--- a/uv.lock
+++ b/uv.lock
@@ -174,7 +174,7 @@ dev = [
     { name = "pdbpp", specifier = ">=0.10.3" },
     { name = "pydantic-settings", specifier = ">=2.8.1" },
     { name = "pyright", specifier = ">=1.1.390" },
-    { name = "pytest", specifier = "==8.3.4" },
+    { name = "pytest", specifier = "==8.4.2" },
     { name = "pytest-cov", specifier = ">=4.0.0" },
     { name = "pytest-fixture-classes", specifier = ">=1.0.3" },
     { name = "pytest-sugar", specifier = "~=1.0.0" },
@@ -1374,7 +1374,7 @@ wheels = [
 
 [[package]]
 name = "pytest"
-version = "8.3.4"
+version = "8.4.2"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "colorama", marker = "sys_platform == 'win32'" },
@@ -1382,11 +1382,12 @@ dependencies = [
     { name = "iniconfig" },
     { name = "packaging" },
     { name = "pluggy" },
+    { name = "pygments" },
     { name = "tomli", marker = "python_full_version < '3.11'" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/05/35/30e0d83068951d90a01852cb1cef56e5d8a09d20c7f511634cc2f7e0372a/pytest-8.3.4.tar.gz", hash = "sha256:965370d062bce11e73868e0335abac31b4d3de0e82f4007408d242b4f8610761", size = 1445919, upload-time = "2024-12-01T12:54:25.98Z" }
+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" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/11/92/76a1c94d3afee238333bc0a42b82935dd8f9cf8ce9e336ff87ee14d9e1cf/pytest-8.3.4-py3-none-any.whl", hash = "sha256:50e16d954148559c9a74109af1eaf0c945ba2d8f30f0a3d3335edde19788b6f6", size = 343083, upload-time = "2024-12-01T12:54:19.735Z" },
+    { 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" },
 ]
 
 [[package]]