diff --git a/.python-version b/.python-version
index 2c07333..24ee5b1 100644
--- a/.python-version
+++ b/.python-version
@@ -1 +1 @@
-3.11
+3.13
diff --git a/pyproject.toml b/pyproject.toml
index a2a7fa8..567f894 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "plotcctv"
 version = "0.1.0"
 description = "Add your description here"
 readme = "README.md"
-requires-python = ">=3.11,<3.12"
+requires-python = ">=3.13,<3.14"
 dependencies = [
     "gpiozero>=2.0.1.post3",
     "numpy>=2.5.1",