diff --git a/.github/dependabot.yml b/.github/dependabot.yml
deleted file mode 100644
index 6b47798..0000000
--- a/.github/dependabot.yml
+++ /dev/null
@@ -1,17 +0,0 @@
-version: 2
-updates:
-- package-ecosystem: pip
-  directory: "/"
-  schedule:
-    interval: daily
-  open-pull-requests-limit: 10
-  allow:
-  - dependency-type: direct
-  - dependency-type: indirect
-  ignore:
-  - dependency-name: sphinx
-    versions:
-    - 3.5.0
-    - 3.5.1
-    - 3.5.2
-    - 3.5.3
diff --git a/.readthedocs.yml b/.readthedocs.yml
index 3953aba..19501eb 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -5,10 +5,16 @@ formats:
   - htmlzip
   - epub
 
+build:
+  os: "ubuntu-22.04"
+  tools:
+    python: "3.13"
+
 python:
-  version: 3.8
   install:
     - requirements: docs-requirements.txt
+    - path: .
 
 sphinx:
   fail_on_warning: true
+  configuration: docs/source/conf.py
diff --git a/docs-requirements.txt b/docs-requirements.txt
index 6376f14..d46a9a8 100644
--- a/docs-requirements.txt
+++ b/docs-requirements.txt
@@ -1,52 +1,56 @@
-#
-# This file is autogenerated by pip-compile
-# To update, run:
-#
-#    pip-compile ci/rtd-requirements.in
-#
-alabaster==0.7.12
+# This file was autogenerated by uv via the following command:
+#    uv pip compile --universal --python-version=3.10 docs-requirements.in -o docs-requirements.txt
+alabaster==1.0.0
     # via sphinx
-babel==2.10.1
+babel==2.17.0
     # via sphinx
-certifi==2022.5.18.1
+certifi==2026.1.4
     # via requests
-charset-normalizer==2.0.12
+charset-normalizer==3.4.4
     # via requests
-docutils==0.17.1
+colorama==0.4.6 ; sys_platform == 'win32'
     # via sphinx
-idna==3.3
+docutils==0.21.2 ; python_full_version < '3.11'
+    # via sphinx
+docutils==0.22.4 ; python_full_version >= '3.11'
+    # via sphinx
+idna==3.11
     # via requests
-imagesize==1.3.0
+imagesize==1.4.1
     # via sphinx
-jinja2==3.0.3
+jinja2==3.1.6
     # via sphinx
-markupsafe==2.0.1
+markupsafe==3.0.3
     # via jinja2
-packaging==21.3
+packaging==26.0
+    # via sphinx
+pygments==2.19.2
     # via sphinx
-pygments==2.12.0
+requests==2.32.5
     # via sphinx
-pyparsing==3.0.9
-    # via packaging
-pytz==2022.1
-    # via babel
-requests==2.27.1
+roman-numerals==4.1.0 ; python_full_version >= '3.11'
     # via sphinx
-snowballstemmer==2.2.0
+snowballstemmer==3.0.1
     # via sphinx
-sphinx==3.4.3
+sphinx==8.1.3 ; python_full_version < '3.11'
     # via -r docs-requirements.in
-sphinxcontrib-applehelp==1.0.2
+sphinx==9.0.4 ; python_full_version == '3.11.*'
+    # via -r docs-requirements.in
+sphinx==9.1.0 ; python_full_version >= '3.12'
+    # via -r docs-requirements.in
+sphinxcontrib-applehelp==2.0.0
     # via sphinx
-sphinxcontrib-devhelp==1.0.2
+sphinxcontrib-devhelp==2.0.0
     # via sphinx
-sphinxcontrib-htmlhelp==2.0.0
+sphinxcontrib-htmlhelp==2.1.0
     # via sphinx
 sphinxcontrib-jsmath==1.0.1
     # via sphinx
-sphinxcontrib-qthelp==1.0.3
+sphinxcontrib-qthelp==2.0.0
+    # via sphinx
+sphinxcontrib-serializinghtml==2.0.0
     # via sphinx
-sphinxcontrib-serializinghtml==1.1.5
+tomli==2.4.0 ; python_full_version < '3.11'
     # via sphinx
-urllib3==1.26.8
+urllib3==2.6.3
     # via requests
diff --git a/docs/source/conf.py b/docs/source/conf.py
index ab160e1..34c8eb1 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -85,7 +85,7 @@ def setup(app):
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = "en"
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
diff --git a/test-requirements.txt b/test-requirements.txt
index 7193659..85ce602 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -16,9 +16,9 @@ colorama==0.4.6 ; sys_platform == 'win32'
     #   sphinx
 contextlib2==21.6.0
     # via -r test-requirements.in
-coverage==7.13.1
+coverage==7.13.2
     # via pytest-cov
-cssselect==1.3.0
+cssselect==1.4.0
     # via -r test-requirements.in
 docutils==0.21.2 ; python_full_version < '3.11'
     # via sphinx