diff --git a/pyproject.toml b/pyproject.toml
index 6cad37348..998fc2c48 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -93,7 +93,7 @@ optional-dependencies.dev = [
     "sphinx-copybutton==0.5.2",
     "sphinx-paramlinks==0.6",
     "sphinx-substitution-extensions==2024.8.6",
-    "sphinx-toolbox==3.8.0",
+    "sphinx-toolbox==3.8.1",
     "sphinxcontrib-httpdomain==1.8.1",
     "sphinxcontrib-spelling==8",
     "sybil==8.0.0",