diff --git a/pyproject.toml b/pyproject.toml
index a7172401..91b68001 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ dev = [
     "pytest-black",
     "pytest-asyncio",
     "pytest-pydocstyle",
-    "sphinx<=7.2.6", #https://github.com/sphinx-doc/sphinx/issues/11662
+    "sphinx<=8.0.2", #https://github.com/sphinx-doc/sphinx/issues/11662
     "sphinx-autobuild",
     "sphinx-copybutton",
     "sphinx-design",