diff --git a/pyproject.toml b/pyproject.toml
index 495d9d7..b15e6e9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "pdf-utils"
 version = "0.0.1"
 description = "Slim PDF Utilities"
 readme = "README.md"
-requires-python = ">=3.10"
+requires-python = ">=3.9"
 dependencies = [
     "pypdf>=5.1.0",
 ]