diff --git a/pyproject.toml b/pyproject.toml
index f2ee21a2..0a3b03b2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dev = [
     "pytest-cov",
     "pytest-mock",
     "ruff",
-    "Sphinx==7.4.4",
+    "Sphinx==8.0.2",
     "sphinx-autobuild",
     "sphinx-copybutton",
     "sphinx-design",