diff --git a/pyproject.toml b/pyproject.toml
index e61b071..9aea1f1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ description = "APRSd is a APRS-IS server that can be used to connect to APRS-IS
 # 'Programming Language' classifiers in this file, 'pip install' will check this
 # and refuse to install the project if the version does not match. See
 # https://packaging.python.org/guides/distributing-packages-using-setuptools/#python-requires
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 
 dynamic = ["version", "dependencies", "optional-dependencies"]