diff --git a/poetry.lock b/poetry.lock
index 29d1de294..819716682 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1080,14 +1080,14 @@ wmi = ["wmi (>=1.5.1)"]
 
 [[package]]
 name = "docutils"
-version = "0.17.1"
+version = "0.21.2"
 description = "Docutils -- Python Documentation Utilities"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+python-versions = ">=3.9"
 groups = ["dev"]
 files = [
-    {file = "docutils-0.17.1-py2.py3-none-any.whl", hash = "sha256:cf316c8370a737a022b72b56874f6602acf974a37a9fba42ec2876387549fc61"},
-    {file = "docutils-0.17.1.tar.gz", hash = "sha256:686577d2e4c32380bb50cbb22f575ed742d58168cee37e99117a854bcd88f125"},
+    {file = "docutils-0.21.2-py3-none-any.whl", hash = "sha256:dafca5b9e384f0e419294eb4d2ff9fa826435bf15f15b7bd45723e8ad76811b2"},
+    {file = "docutils-0.21.2.tar.gz", hash = "sha256:3a6b18732edf182daa3cd12775bbb338cf5691468f91eeeb109deff6ebfa986f"},
 ]
 
 [[package]]
@@ -2666,6 +2666,22 @@ urllib3 = ">=1.21.1,<3"
 socks = ["PySocks (>=1.5.6,!=1.5.7)"]
 use-chardet-on-py3 = ["chardet (>=3.0.2,<6)"]
 
+[[package]]
+name = "roman-numerals-py"
+version = "3.1.0"
+description = "Manipulate well-formed Roman numerals"
+optional = false
+python-versions = ">=3.9"
+groups = ["dev"]
+files = [
+    {file = "roman_numerals_py-3.1.0-py3-none-any.whl", hash = "sha256:9da2ad2fb670bcf24e81070ceb3be72f6c11c440d73bd579fbeca1e9f330954c"},
+    {file = "roman_numerals_py-3.1.0.tar.gz", hash = "sha256:be4bf804f083a4ce001b5eb7e3c0862479d10f94c936f6c4e5f250aa5ff5bd2d"},
+]
+
+[package.extras]
+lint = ["mypy (==1.15.0)", "pyright (==1.1.394)", "ruff (==0.9.7)"]
+test = ["pytest (>=8)"]
+
 [[package]]
 name = "ruamel-yaml"
 version = "0.18.10"
@@ -2889,38 +2905,39 @@ files = [
 
 [[package]]
 name = "sphinx"
-version = "4.5.0"
+version = "8.2.3"
 description = "Python documentation generator"
 optional = false
-python-versions = ">=3.6"
+python-versions = ">=3.11"
 groups = ["dev"]
 files = [
-    {file = "Sphinx-4.5.0-py3-none-any.whl", hash = "sha256:ebf612653238bcc8f4359627a9b7ce44ede6fdd75d9d30f68255c7383d3a6226"},
-    {file = "Sphinx-4.5.0.tar.gz", hash = "sha256:7bf8ca9637a4ee15af412d1a1d9689fec70523a68ca9bb9127c2f3eeb344e2e6"},
+    {file = "sphinx-8.2.3-py3-none-any.whl", hash = "sha256:4405915165f13521d875a8c29c8970800a0141c14cc5416a38feca4ea5d9b9c3"},
+    {file = "sphinx-8.2.3.tar.gz", hash = "sha256:398ad29dee7f63a75888314e9424d40f52ce5a6a87ae88e7071e80af296ec348"},
 ]
 
 [package.dependencies]
-alabaster = ">=0.7,<0.8"
-babel = ">=1.3"
-colorama = {version = ">=0.3.5", markers = "sys_platform == \"win32\""}
-docutils = ">=0.14,<0.18"
-imagesize = "*"
-Jinja2 = ">=2.3"
-packaging = "*"
-Pygments = ">=2.0"
-requests = ">=2.5.0"
-snowballstemmer = ">=1.1"
-sphinxcontrib-applehelp = "*"
-sphinxcontrib-devhelp = "*"
-sphinxcontrib-htmlhelp = ">=2.0.0"
-sphinxcontrib-jsmath = "*"
-sphinxcontrib-qthelp = "*"
-sphinxcontrib-serializinghtml = ">=1.1.5"
+alabaster = ">=0.7.14"
+babel = ">=2.13"
+colorama = {version = ">=0.4.6", markers = "sys_platform == \"win32\""}
+docutils = ">=0.20,<0.22"
+imagesize = ">=1.3"
+Jinja2 = ">=3.1"
+packaging = ">=23.0"
+Pygments = ">=2.17"
+requests = ">=2.30.0"
+roman-numerals-py = ">=1.0.0"
+snowballstemmer = ">=2.2"
+sphinxcontrib-applehelp = ">=1.0.7"
+sphinxcontrib-devhelp = ">=1.0.6"
+sphinxcontrib-htmlhelp = ">=2.0.6"
+sphinxcontrib-jsmath = ">=1.0.1"
+sphinxcontrib-qthelp = ">=1.0.6"
+sphinxcontrib-serializinghtml = ">=1.1.9"
 
 [package.extras]
 docs = ["sphinxcontrib-websupport"]
-lint = ["docutils-stubs", "flake8 (>=3.5.0)", "isort", "mypy (>=0.931)", "types-requests", "types-typed-ast"]
-test = ["cython", "html5lib", "pytest", "pytest-cov", "typed-ast ; python_version < \"3.8\""]
+lint = ["betterproto (==2.0.0b6)", "mypy (==1.15.0)", "pypi-attestations (==0.0.21)", "pyright (==1.1.395)", "pytest (>=8.0)", "ruff (==0.9.9)", "sphinx-lint (>=0.9)", "types-Pillow (==10.2.0.20240822)", "types-Pygments (==2.19.0.20250219)", "types-colorama (==0.4.15.20240311)", "types-defusedxml (==0.7.0.20240218)", "types-docutils (==0.21.0.20241128)", "types-requests (==2.32.0.20241016)", "types-urllib3 (==1.26.25.14)"]
+test = ["cython (>=3.0)", "defusedxml (>=0.7.1)", "pytest (>=8.0)", "pytest-xdist[psutil] (>=3.4)", "setuptools (>=70.0)", "typing_extensions (>=4.9)"]
 
 [[package]]
 name = "sphinx-autobuild"
@@ -3846,4 +3863,4 @@ propcache = ">=0.2.0"
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.12.3,<3.13.0"
-content-hash = "1e54a2737567075972ac486e0e2e8b97cba0dcb25832507beb1191e089c6606b"
+content-hash = "fc9b1982b129bb50a295d478ed6d03e43424189401ae97389387545e32d025bb"
diff --git a/pyproject.toml b/pyproject.toml
index 005ddf7d9..1f77f9c93 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ pytest-asyncio = "^0.21.0"
 pytest-mock = "^3.14.1"
 pytest-structlog = "^1.0"
 ruff = "^0.12.2"
-sphinx = "^4.0.2"
+sphinx = "^8.2.3"
 sphinx-autobuild = "^2024.10.3"
 sphinx-nameko-theme = "^0.0.3"
 sphinx-toolbox = "^4.0.0"