diff --git a/poetry.lock b/poetry.lock
index e2963381..ff95af11 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,5 +1,24 @@
 # This file is automatically @generated by Poetry 2.1.1 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"
 version = "0.7.16"
@@ -340,21 +359,22 @@ typing = ["typing-extensions (>=4.12.2) ; python_version < \"3.11\""]
 
 [[package]]
 name = "furo"
-version = "2023.9.10"
+version = "2025.7.19"
 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-2025.7.19-py3-none-any.whl", hash = "sha256:bdea869822dfd2b494ea84c0973937e35d1575af088b6721a29c7f7878adc9e3"},
+    {file = "furo-2025.7.19.tar.gz", hash = "sha256:4164b2cafcf4023a59bb3c594e935e2516f6b9d35e9a5ea83d8f6b43808fe91f"},
 ]
 
 [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"
@@ -1169,4 +1189,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.9"
-content-hash = "c7aebbfd6185ad26b7215bf6af8b7f877db121e89da6e0422174cac97923b4c4"
+content-hash = "9727471b4ae3aa2bc9fac9d2035f708df0585d9ac9549bcf04f724757e2b0b1a"
diff --git a/pyproject.toml b/pyproject.toml
index 01393d8f..10a58b76 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 = "^2025.7.19"
 
 [tool.ruff]
 fix = true