diff --git a/pyproject.toml b/pyproject.toml
index 3ee229d..3b8e139 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -106,7 +106,7 @@ dev = [
   "ruff<1.0.0,>=0.8.3",
   "safety>=3.2.4",
   "sphinx-autobuild<2022.0.0,>=2021.3.14",
-  "sphinx<8.0.0,>=7.0.1",
+  "sphinx>=7.0.1,<10.0.0",
   "types-cachetools<6.0.0.0,>=5.3.0.5",
   "types-tabulate<1.0.0.0,>=0.9.0.20240106",
   "httpx>=0.28.1",