diff --git a/pyproject.toml b/pyproject.toml
index 7bb424e..4ad98bb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ readme = "README.md"
 requires-python = ">=3.12"
 dependencies = [
     "sphinx~=8.2.3",
-    "sphinx-rtd-theme==3.0.2",
+    "sphinx-rtd-theme==3.1.0",
     "sphinx-toolbox~=4.1.0",
 ]
 
diff --git a/uv.lock b/uv.lock
index 0675b98..650a219 100644
--- a/uv.lock
+++ b/uv.lock
@@ -238,7 +238,7 @@ dev = [
 [package.metadata]
 requires-dist = [
     { name = "sphinx", specifier = "~=8.2.3" },
-    { name = "sphinx-rtd-theme", specifier = "==3.0.2" },
+    { name = "sphinx-rtd-theme", specifier = "==3.1.0" },
     { name = "sphinx-toolbox", specifier = "~=4.1.0" },
 ]
 
@@ -694,16 +694,16 @@ wheels = [
 
 [[package]]
 name = "sphinx-rtd-theme"
-version = "3.0.2"
+version = "3.1.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "docutils" },
     { name = "sphinx" },
     { name = "sphinxcontrib-jquery" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/91/44/c97faec644d29a5ceddd3020ae2edffa69e7d00054a8c7a6021e82f20335/sphinx_rtd_theme-3.0.2.tar.gz", hash = "sha256:b7457bc25dda723b20b086a670b9953c859eab60a2a03ee8eb2bb23e176e5f85", size = 7620463, upload-time = "2024-11-13T11:06:04.545Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/84/68/a1bfbf38c0f7bccc9b10bbf76b94606f64acb1552ae394f0b8285bfaea25/sphinx_rtd_theme-3.1.0.tar.gz", hash = "sha256:b44276f2c276e909239a4f6c955aa667aaafeb78597923b1c60babc76db78e4c", size = 7620915, upload-time = "2026-01-12T16:03:31.17Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/85/77/46e3bac77b82b4df5bb5b61f2de98637724f246b4966cfc34bc5895d852a/sphinx_rtd_theme-3.0.2-py2.py3-none-any.whl", hash = "sha256:422ccc750c3a3a311de4ae327e82affdaf59eb695ba4936538552f3b00f4ee13", size = 7655561, upload-time = "2024-11-13T11:06:02.094Z" },
+    { url = "https://files.pythonhosted.org/packages/87/c7/b5c8015d823bfda1a346adb2c634a2101d50bb75d421eb6dcb31acd25ebc/sphinx_rtd_theme-3.1.0-py2.py3-none-any.whl", hash = "sha256:1785824ae8e6632060490f67cf3a72d404a85d2d9fc26bce3619944de5682b89", size = 7655617, upload-time = "2026-01-12T16:03:28.101Z" },
 ]
 
 [[package]]