diff --git a/{{cookiecutter.package_name}}/pyproject.toml b/{{cookiecutter.package_name}}/pyproject.toml
index 10f06ea..3d44044 100644
--- a/{{cookiecutter.package_name}}/pyproject.toml
+++ b/{{cookiecutter.package_name}}/pyproject.toml
@@ -70,6 +70,9 @@ only-include = [
 [tool.hatch.build.targets.wheel]
 packages = ["src/{{cookiecutter.package_name}}"]
 
+[tool.hatch.envs.default]
+python = "3.11"
+
 [tool.hatch.envs.hatch-test]
 extra-dependencies = [
   "pytest",
@@ -128,6 +131,7 @@ extra-dependencies = [
 check = "pylint src tests examples"
 
 [tool.hatch.envs.style]
+python = "3.14"
 detached = true
 extra-dependencies = [
   "black",