diff --git a/pyproject.toml b/pyproject.toml
index 1ea2aad..e00512c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ version = "0.1.2"
 authors = [{ name = "linarphy", email = "linarphy@linarphy.net" }]
 description = "Simulation data management for the measurement of backscattered light in the Virgo interferometer"
 readme = "README.md"
-requires-python = ">3.11"
+requires-python = ">=3.11"
 classifiers = [
   "Programming Language :: Python :: 3",
   "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",