diff --git a/poetry.lock b/poetry.lock
index e2963381..5ec566bd 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,23 @@
-# This file is automatically @generated by Poetry 2.1.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.0 and should not be changed by hand.
+
+[[package]]
+name = "accessible-pygments"
+version = "0.0.5"
+description = "A collection of accessible pygments styles"
+optional = false
+python-versions = ">=3.9"
+groups = ["doc"]
+files = [
+    {file = "accessible_pygments-0.0.5-py3-none-any.whl", hash = "sha256:88ae3211e68a1d0b011504b2ffc1691feafce124b845bd072ab6f9f66f34d4b7"},
+    {file = "accessible_pygments-0.0.5.tar.gz", hash = "sha256:40918d3e6a2b619ad424cb91e556bd3bd8865443d9f22f1dcdf79e33c8046872"},
+]
+
+[package.dependencies]
+pygments = ">=1.5"
+
+[package.extras]
+dev = ["pillow", "pkginfo (>=1.10)", "playwright", "pre-commit", "setuptools", "twine (>=5.0)"]
+tests = ["hypothesis", "pytest"]
 
 [[package]]
 name = "alabaster"
@@ -340,21 +359,22 @@ typing = ["typing-extensions (>=4.12.2) ; python_version < \"3.11\""]
 
 [[package]]
 name = "furo"
-version = "2023.9.10"
+version = "2025.9.25"
 description = "A clean customisable Sphinx documentation theme."
 optional = false
 python-versions = ">=3.8"
 groups = ["doc"]
 files = [
-    {file = "furo-2023.9.10-py3-none-any.whl", hash = "sha256:513092538537dc5c596691da06e3c370714ec99bc438680edc1debffb73e5bfc"},
-    {file = "furo-2023.9.10.tar.gz", hash = "sha256:5707530a476d2a63b8cad83b4f961f3739a69f4b058bcf38a03a39fa537195b2"},
+    {file = "furo-2025.9.25-py3-none-any.whl", hash = "sha256:2937f68e823b8e37b410c972c371bc2b1d88026709534927158e0cb3fac95afe"},
+    {file = "furo-2025.9.25.tar.gz", hash = "sha256:3eac05582768fdbbc2bdfa1cdbcdd5d33cfc8b4bd2051729ff4e026a1d7e0a98"},
 ]
 
 [package.dependencies]
+accessible-pygments = ">=0.0.5"
 beautifulsoup4 = "*"
 pygments = ">=2.7"
-sphinx = ">=6.0,<8.0"
-sphinx-basic-ng = "*"
+sphinx = ">=6.0,<9.0"
+sphinx-basic-ng = ">=1.0.0.beta2"
 
 [[package]]
 name = "identify"
@@ -405,7 +425,7 @@ description = "Read metadata from Python packages"
 optional = false
 python-versions = ">=3.8"
 groups = ["dev", "doc"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "importlib_metadata-8.5.0-py3-none-any.whl", hash = "sha256:45e54197d28b7a7f1559e60b95e7c567032b602131fbd588f1497f47880aa68b"},
     {file = "importlib_metadata-8.5.0.tar.gz", hash = "sha256:71522656f0abace1d072b9e5481a48f07c138e00f079c38c8f883823f9c26bd7"},
@@ -430,7 +450,7 @@ description = "Read resources from Python packages"
 optional = false
 python-versions = ">=3.8"
 groups = ["dev"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "importlib_resources-6.4.5-py3-none-any.whl", hash = "sha256:ac29d5f956f01d5e4bb63102a5a19957f1b9175e45649977264a1416783bb717"},
     {file = "importlib_resources-6.4.5.tar.gz", hash = "sha256:980862a1d16c9e147a59603677fa2aa5fd82b87f223b6cb870695bcfce830065"},
@@ -1152,7 +1172,7 @@ description = "Backport of pathlib-compatible object wrapper for zip files"
 optional = false
 python-versions = ">=3.9"
 groups = ["dev", "doc"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "zipp-3.21.0-py3-none-any.whl", hash = "sha256:ac1bbe05fd2991f160ebce24ffbac5f6d11d83dc90891255885223d42b3cd931"},
     {file = "zipp-3.21.0.tar.gz", hash = "sha256:2c9958f6430a2040341a52eb608ed6dd93ef4392e02ffe219417c1b28b5dd1f4"},
@@ -1169,4 +1189,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.9"
-content-hash = "c7aebbfd6185ad26b7215bf6af8b7f877db121e89da6e0422174cac97923b4c4"
+content-hash = "5c9128f7fb6f5edaa46b28869264a106e3dea78ddfe8594520b25b6861dc477f"
diff --git a/pyproject.toml b/pyproject.toml
index 01393d8f..76f37387 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,7 @@ towncrier = ">=22.12.0"
 
 [tool.poetry.group.doc.dependencies]
 sphinx = "^7.1"
-furo = "^2023.9.10"
+furo = "^2025.9.25"
 
 [tool.ruff]
 fix = true