diff --git a/_pants/py_package.py b/_pants/py_package.py
index cafb67e..9320d92 100644
--- a/_pants/py_package.py
+++ b/_pants/py_package.py
@@ -38,6 +38,7 @@ def py_package(
             classifiers=[
                 "Programming Language :: Python :: 3.9",
                 "Programming Language :: Python :: 3.10",
+                "Programming Language :: Python :: 3.11",
             ],
             extras_require=extras_require or {},
             long_description_content_type="text/markdown",
diff --git a/_pants/py_test_versions.py b/_pants/py_test_versions.py
new file mode 100644
index 0000000..d99a910
--- /dev/null
+++ b/_pants/py_test_versions.py
@@ -0,0 +1 @@
+test_versions = parametrize(py39=["==3.9.*"], py310=["==3.10.*"], py311=["==3.11.*"])
diff --git a/compose_chart_export/tests/test_chart_export/BUILD b/compose_chart_export/tests/test_chart_export/BUILD
index f5c13b4..9a2b33b 100644
--- a/compose_chart_export/tests/test_chart_export/BUILD
+++ b/compose_chart_export/tests/test_chart_export/BUILD
@@ -1,5 +1,5 @@
 resources(name="reg", sources=["charts/*", "compose_files/*"])
 python_tests(
     dependencies=[":reg"],
-    interpreter_constraints=parametrize(py39=["==3.9.*"], py310=["==3.10.*"]),
+    interpreter_constraints=test_versions,
 )
diff --git a/model_lib/test/test_model_lib/BUILD b/model_lib/test/test_model_lib/BUILD
index 1a7aa5b..162605c 100644
--- a/model_lib/test/test_model_lib/BUILD
+++ b/model_lib/test/test_model_lib/BUILD
@@ -2,6 +2,6 @@ resources(name="json", sources=["test_dump_functions/*.json"])
 python_test_utils(name="conftest", resolve=parametrize("python-default", "pydantic-v1"))
 python_tests(
     dependencies=[":json"],
-    interpreter_constraints=parametrize(py39=["==3.9.*"], py310=["==3.10.*"]),
+    interpreter_constraints=test_versions,
     # resolve=parametrize("python-default", "pydantic-v1")
 )
diff --git a/pants.toml b/pants.toml
index 04e8ec8..ace8d38 100644
--- a/pants.toml
+++ b/pants.toml
@@ -2,7 +2,7 @@
 pants_version = "2.17.0rc3"
 print_stacktrace = true
 level = "warn"
-build_file_prelude_globs = ["_pants/py_deploy.py", "_pants/py_package.py"]
+build_file_prelude_globs = ["_pants/*.py"]
 
 # for plugin development
 pythonpath = ["%(buildroot)s/_pants/pants_py_deploy/src", "%(buildroot)s/compose_chart_export/src", "%(buildroot)s/docker_compose_parser/src", "%(buildroot)s/model_lib/src", "%(buildroot)s/zero_3rdparty/src"]
diff --git a/zero_3rdparty/tests/test_zero_3rdparty/BUILD b/zero_3rdparty/tests/test_zero_3rdparty/BUILD
index cc0d645..c849ac0 100644
--- a/zero_3rdparty/tests/test_zero_3rdparty/BUILD
+++ b/zero_3rdparty/tests/test_zero_3rdparty/BUILD
@@ -1 +1 @@
-python_tests(interpreter_constraints=parametrize(py39=["==3.9.*"], py310=["==3.10.*"]))
+python_tests(interpreter_constraints=test_versions)