diff --git a/pyproject.toml b/pyproject.toml
index 70ccb48..0e37dc5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ requires-python = ">=3.12"
 dependencies = [
     "sphinx~=9.1.0",
     "sphinx-rtd-theme~=3.1.0",
-    "sphinx-toolbox~=4.2.0",
+    "sphinx-toolbox~=4.3.0",
 ]
 
 [dependency-groups]
diff --git a/uv.lock b/uv.lock
index 0309713..82ad61e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -236,7 +236,7 @@ dev = [
 requires-dist = [
     { name = "sphinx", specifier = "~=9.1.0" },
     { name = "sphinx-rtd-theme", specifier = "~=3.1.0" },
-    { name = "sphinx-toolbox", specifier = "~=4.2.0" },
+    { name = "sphinx-toolbox", specifier = "~=4.3.0" },
 ]
 
 [package.metadata.requires-dev]
@@ -715,7 +715,7 @@ wheels = [
 
 [[package]]
 name = "sphinx-toolbox"
-version = "4.2.0"
+version = "4.3.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "apeye" },
@@ -737,9 +737,9 @@ dependencies = [
     { name = "tabulate" },
     { name = "typing-extensions" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/a6/fe/45526091eb845625e5feed9685152682b6bb6b792f193533bc091c9a9277/sphinx_toolbox-4.2.0.tar.gz", hash = "sha256:f4dac92fc70e09e9af15d6b8ff003bde1f2aa3573118910f81cf486ced68d4ea", size = 116034, upload-time = "2026-05-21T20:20:01.105Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/e2/89/7a309544590129c8c68b301d08d7a0660e7b07866c949e447eb2e10d4efa/sphinx_toolbox-4.3.0.tar.gz", hash = "sha256:07ec26176744ee3abe3c1eb4407419e81468f4536f332dcafc4e3240b0d6fae2", size = 117606, upload-time = "2026-07-28T09:33:40.06Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/c5/c2/055e2fa4329d6514befbdc01f646a78e32645be1033d56713c3e1c3be2c9/sphinx_toolbox-4.2.0-py3-none-any.whl", hash = "sha256:09f7bef48ee8936ecd890a298b3e1908fda11fe9e6a21fc623495ac34e42c962", size = 198012, upload-time = "2026-05-21T20:19:59.071Z" },
+    { url = "https://files.pythonhosted.org/packages/aa/17/9f38bb5811f010f9ccfe3f683e7a32bdf72e520c890490952504e86b7a2b/sphinx_toolbox-4.3.0-py3-none-any.whl", hash = "sha256:edab650523d61d410f13e3f288a8067227bb6682701cf79896f08325a375e1e7", size = 198659, upload-time = "2026-07-28T09:33:38.715Z" },
 ]
 
 [[package]]