diff --git a/pyproject.toml b/pyproject.toml
index 19b8415..7708e5e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ dev = [
     "setuptools",
     "wheel",
     "Sphinx>=6.0,<9.0",
-    "furo==2024.8.6",
+    "furo==2025.9.25",
     "myst-parser>=1.0",
     "sphinx-copybutton",
     "sphinx-autobuild",