diff --git a/pyproject.toml b/pyproject.toml
index d3cf19a..1ad1c41 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ version = "0.1.4"
 description = "Django reusable app for Bambu Lab 3D printer monitoring and filament inventory management"
 readme = "README.md"
 license = {text = "MIT"}
-requires-python = ">=3.10"
+requires-python = ">=3.9"
 authors = [
     {name = "Runnan Li"},
 ]