diff --git a/pyproject.toml b/pyproject.toml
index 4b52ff8..52c290b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,6 +7,6 @@ name = "pywikidiff2"
 version = "0.1.0"
 description = "Python module providing interface to wikidiff2 for SOTA wikitext diffs."
 readme = "README.md"
-requires-python = ">=3.11"
+requires-python = ">=3.9"
 dependencies = []
 authors = [{ name="Nathan TeBlunthuis", email="nathanteblunthuis@gmail.com"}]