diff --git a/pyproject.toml b/pyproject.toml
index bc28cf98..f8ec0c01 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ description = "LeanDojo: Machine Learning for Theorem Proving in Lean"
 keywords = ["theorem proving", "machine learning", "Lean"]
 readme = "README.md"
 license = { file = "LICENSE" }
-requires-python = ">=3.9,<=3.12"  # https://docs.ray.io/en/latest/ray-overview/installation.html#daily-releases-nightlies
+requires-python = ">=3.9,<3.13"  # https://docs.ray.io/en/latest/ray-overview/installation.html#daily-releases-nightlies
 classifiers = [
     "Programming Language :: Python :: 3",
     "License :: OSI Approved :: MIT License",