diff --git a/python/mlcroissant/pyproject.toml b/python/mlcroissant/pyproject.toml
index 510c4f2ab..14b9f5945 100644
--- a/python/mlcroissant/pyproject.toml
+++ b/python/mlcroissant/pyproject.toml
@@ -15,7 +15,7 @@ authors = [
   { name = "Pierre Ruyssen" },
   { name = "Prabhant Singh" },
 ]
-
+requires-python = ">= 3.10, <=3.12"
 # pip dependencies of the project
 # Installed locally with `pip install -e .`
 dependencies = [