diff --git a/pyproject.toml b/pyproject.toml
index 32f0d79..6ecb1d1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ dev = [
   "setuptools",
   "wheel",
   # "Sphinx>=4.3.0,<7.4.0",
-  "furo==2024.8.6",
+  "furo==2025.9.25",
   "myst-parser>=1.0,<3.1",
   # "sphinx-copybutton==0.5.2",
   # "sphinx-autobuild==2021.3.14",