diff --git a/.circleci/config.yml b/.circleci/config.yml
index fa71df8f8..dde257fd9 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -10,7 +10,7 @@ jobs:
   coverage:
     executor:
       name: orb/default
-      version: "3.6"
+      version: "3.9"
     steps:
       - orb/setup
       - run: inv ci.make-sudouser
@@ -20,7 +20,7 @@ jobs:
   regression:
     executor:
       name: orb/default
-      version: "3.6"
+      version: "3.9"
     steps:
       - orb/setup
       - run: inv regression
@@ -29,7 +29,7 @@ jobs:
   doctests:
     executor:
       name: orb/default
-      version: "3.6"
+      version: "3.9"
     steps:
       - orb/setup
       - run: inv www.doctest
@@ -38,7 +38,7 @@ jobs:
   typecheck:
     executor:
       name: orb/default
-      version: "3.6"
+      version: "3.9"
     steps:
       - orb/setup
       - run: mypy .
@@ -65,7 +65,7 @@ workflows:
           requires: ["Test"]
           matrix:
             parameters:
-              version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+              version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
       - orb/docs:
           name: "Docs"
           requires: ["Test"]
diff --git a/pyproject.toml b/pyproject.toml
index 8f10b685f..32f813833 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,60 @@
+[project]
+name = "invoke"
+description = "Pythonic task execution"
+readme = "README.rst"
+
+# Don't forget to also update invoke/_version.py!
+version = "2.2.0"
+
+license = "BSD-3-Clause"
+license-files = [ "LICENSE" ]
+authors = [
+    { name = "Jeff Forcier", email="jeff@bitprophet.org" },
+    { name = "Jaroslav Henner", email = "jaroslav.henner@gmail.com" }
+]
+requires-python = ">=3.6.2"
+classifiers = [
+        "Development Status :: 5 - Production/Stable",
+        "Environment :: Console",
+        "Intended Audience :: Developers",
+        "Intended Audience :: System Administrators",
+        "Operating System :: POSIX",
+        "Operating System :: Unix",
+        "Operating System :: MacOS :: MacOS X",
+        "Operating System :: Microsoft :: Windows",
+        "Programming Language :: Python",
+        "Programming Language :: Python :: 3",
+        "Programming Language :: Python :: 3 :: Only",
+        "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
+        "Topic :: Software Development",
+        "Topic :: Software Development :: Build Tools",
+        "Topic :: Software Development :: Libraries",
+        "Topic :: Software Development :: Libraries :: Python Modules",
+        "Topic :: System :: Software Distribution",
+        "Topic :: System :: Systems Administration"
+]
+
+[project.urls]
+Homepage = "https://pyinvoke.org/"
+Docs = "https://docs.pyinvoke.org/"
+Repository = "https://github.com/pyinvoke/invoke"
+Issues = "https://github.com/pyinvoke/invoke/issues"
+Changelog = "https://www.pyinvoke.org/changelog.html"
+CI = "https://app.circleci.com/pipelines/github/pyinvoke/invoke"
+
+[build-system]
+requires = ["setuptools >= 77.0.3"]
+build-backend = "setuptools.build_meta"
+
+[project.scripts]
+invoke = "invoke.main:program.run"
+inv = "invoke.main:program.run"
+
 [tool.mypy]
 # check_untyped_defs = true
 # follow_imports_for_stubs = true
@@ -50,3 +107,21 @@ ignore_missing_imports = true
 [[tool.mypy.overrides]]
 module = "pytest_relaxed"
 ignore_missing_imports = true
+
+
+[dependency-groups]
+dev = [
+    "alabaster==0.7.12",
+    "black>=22.8,<22.9",
+    "coverage>=6.2,<7",
+    "flake8>=4,<5",
+    "icecream>=2.1",
+    "invocations>=3.3",
+    "invoke",
+    "mypy==0.971",
+    "pytest-cov>=4",
+    "pytest-relaxed>=2",
+    "releases>=2",
+    "types-pyyaml==6.0.12.4",
+    "uv"
+]
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 1bfb53fe2..000000000
--- a/setup.py
+++ /dev/null
@@ -1,78 +0,0 @@
-#!/usr/bin/env python
-
-# Support setuptools only, distutils has a divergent and more annoying API and
-# few folks will lack setuptools.
-from setuptools import setup, find_packages
-
-# Version info -- read without importing
-_locals = {}
-with open("invoke/_version.py") as fp:
-    exec(fp.read(), None, _locals)
-version = _locals["__version__"]
-
-exclude = []
-
-# Frankenstein long_description
-long_description = """
-{}
-
-For a high level introduction, including example code, please see `our main
-project website <https://pyinvoke.org>`_; or for detailed API docs, see `the
-versioned API website <https://docs.pyinvoke.org>`_.
-""".format(
-    open("README.rst").read()
-)
-
-
-setup(
-    name="invoke",
-    version=version,
-    description="Pythonic task execution",
-    license="BSD",
-    long_description=long_description,
-    author="Jeff Forcier",
-    author_email="jeff@bitprophet.org",
-    url="https://pyinvoke.org",
-    project_urls={
-        "Docs": "https://docs.pyinvoke.org",
-        "Source": "https://github.com/pyinvoke/invoke",
-        "Issues": "https://github.com/pyinvoke/invoke/issues",
-        "Changelog": "https://www.pyinvoke.org/changelog.html",
-        "CI": "https://app.circleci.com/pipelines/github/pyinvoke/invoke",
-    },
-    python_requires=">=3.6",
-    packages=find_packages(exclude=exclude),
-    include_package_data=True,
-    entry_points={
-        "console_scripts": [
-            "invoke = invoke.main:program.run",
-            "inv = invoke.main:program.run",
-        ]
-    },
-    classifiers=[
-        "Development Status :: 5 - Production/Stable",
-        "Environment :: Console",
-        "Intended Audience :: Developers",
-        "Intended Audience :: System Administrators",
-        "License :: OSI Approved :: BSD License",
-        "Operating System :: POSIX",
-        "Operating System :: Unix",
-        "Operating System :: MacOS :: MacOS X",
-        "Operating System :: Microsoft :: Windows",
-        "Programming Language :: Python",
-        "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3 :: Only",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: 3.10",
-        "Programming Language :: Python :: 3.11",
-        "Topic :: Software Development",
-        "Topic :: Software Development :: Build Tools",
-        "Topic :: Software Development :: Libraries",
-        "Topic :: Software Development :: Libraries :: Python Modules",
-        "Topic :: System :: Software Distribution",
-        "Topic :: System :: Systems Administration",
-    ],
-)
diff --git a/invoke/__init__.py b/src/invoke/__init__.py
similarity index 100%
rename from invoke/__init__.py
rename to src/invoke/__init__.py
diff --git a/invoke/__main__.py b/src/invoke/__main__.py
similarity index 100%
rename from invoke/__main__.py
rename to src/invoke/__main__.py
diff --git a/invoke/_version.py b/src/invoke/_version.py
similarity index 100%
rename from invoke/_version.py
rename to src/invoke/_version.py
diff --git a/invoke/collection.py b/src/invoke/collection.py
similarity index 100%
rename from invoke/collection.py
rename to src/invoke/collection.py
diff --git a/invoke/completion/__init__.py b/src/invoke/completion/__init__.py
similarity index 100%
rename from invoke/completion/__init__.py
rename to src/invoke/completion/__init__.py
diff --git a/invoke/completion/bash.completion b/src/invoke/completion/bash.completion
similarity index 100%
rename from invoke/completion/bash.completion
rename to src/invoke/completion/bash.completion
diff --git a/invoke/completion/complete.py b/src/invoke/completion/complete.py
similarity index 100%
rename from invoke/completion/complete.py
rename to src/invoke/completion/complete.py
diff --git a/invoke/completion/fish.completion b/src/invoke/completion/fish.completion
similarity index 100%
rename from invoke/completion/fish.completion
rename to src/invoke/completion/fish.completion
diff --git a/invoke/completion/zsh.completion b/src/invoke/completion/zsh.completion
similarity index 100%
rename from invoke/completion/zsh.completion
rename to src/invoke/completion/zsh.completion
diff --git a/invoke/config.py b/src/invoke/config.py
similarity index 100%
rename from invoke/config.py
rename to src/invoke/config.py
diff --git a/invoke/context.py b/src/invoke/context.py
similarity index 100%
rename from invoke/context.py
rename to src/invoke/context.py
diff --git a/invoke/env.py b/src/invoke/env.py
similarity index 100%
rename from invoke/env.py
rename to src/invoke/env.py
diff --git a/invoke/exceptions.py b/src/invoke/exceptions.py
similarity index 100%
rename from invoke/exceptions.py
rename to src/invoke/exceptions.py
diff --git a/invoke/executor.py b/src/invoke/executor.py
similarity index 100%
rename from invoke/executor.py
rename to src/invoke/executor.py
diff --git a/invoke/loader.py b/src/invoke/loader.py
similarity index 100%
rename from invoke/loader.py
rename to src/invoke/loader.py
diff --git a/invoke/main.py b/src/invoke/main.py
similarity index 100%
rename from invoke/main.py
rename to src/invoke/main.py
diff --git a/invoke/parser/__init__.py b/src/invoke/parser/__init__.py
similarity index 100%
rename from invoke/parser/__init__.py
rename to src/invoke/parser/__init__.py
diff --git a/invoke/parser/argument.py b/src/invoke/parser/argument.py
similarity index 100%
rename from invoke/parser/argument.py
rename to src/invoke/parser/argument.py
diff --git a/invoke/parser/context.py b/src/invoke/parser/context.py
similarity index 100%
rename from invoke/parser/context.py
rename to src/invoke/parser/context.py
diff --git a/invoke/parser/parser.py b/src/invoke/parser/parser.py
similarity index 100%
rename from invoke/parser/parser.py
rename to src/invoke/parser/parser.py
diff --git a/invoke/program.py b/src/invoke/program.py
similarity index 100%
rename from invoke/program.py
rename to src/invoke/program.py
diff --git a/invoke/py.typed b/src/invoke/py.typed
similarity index 100%
rename from invoke/py.typed
rename to src/invoke/py.typed
diff --git a/invoke/runners.py b/src/invoke/runners.py
similarity index 100%
rename from invoke/runners.py
rename to src/invoke/runners.py
diff --git a/invoke/tasks.py b/src/invoke/tasks.py
similarity index 100%
rename from invoke/tasks.py
rename to src/invoke/tasks.py
diff --git a/invoke/terminals.py b/src/invoke/terminals.py
similarity index 100%
rename from invoke/terminals.py
rename to src/invoke/terminals.py
diff --git a/invoke/util.py b/src/invoke/util.py
similarity index 100%
rename from invoke/util.py
rename to src/invoke/util.py
diff --git a/invoke/vendor/__init__.py b/src/invoke/vendor/__init__.py
similarity index 100%
rename from invoke/vendor/__init__.py
rename to src/invoke/vendor/__init__.py
diff --git a/invoke/vendor/fluidity/LICENSE b/src/invoke/vendor/fluidity/LICENSE
similarity index 100%
rename from invoke/vendor/fluidity/LICENSE
rename to src/invoke/vendor/fluidity/LICENSE
diff --git a/invoke/vendor/fluidity/__init__.py b/src/invoke/vendor/fluidity/__init__.py
similarity index 100%
rename from invoke/vendor/fluidity/__init__.py
rename to src/invoke/vendor/fluidity/__init__.py
diff --git a/invoke/vendor/fluidity/backwardscompat.py b/src/invoke/vendor/fluidity/backwardscompat.py
similarity index 100%
rename from invoke/vendor/fluidity/backwardscompat.py
rename to src/invoke/vendor/fluidity/backwardscompat.py
diff --git a/invoke/vendor/fluidity/machine.py b/src/invoke/vendor/fluidity/machine.py
similarity index 100%
rename from invoke/vendor/fluidity/machine.py
rename to src/invoke/vendor/fluidity/machine.py
diff --git a/invoke/vendor/lexicon/LICENSE b/src/invoke/vendor/lexicon/LICENSE
similarity index 100%
rename from invoke/vendor/lexicon/LICENSE
rename to src/invoke/vendor/lexicon/LICENSE
diff --git a/invoke/vendor/lexicon/__init__.py b/src/invoke/vendor/lexicon/__init__.py
similarity index 100%
rename from invoke/vendor/lexicon/__init__.py
rename to src/invoke/vendor/lexicon/__init__.py
diff --git a/invoke/vendor/lexicon/_version.py b/src/invoke/vendor/lexicon/_version.py
similarity index 100%
rename from invoke/vendor/lexicon/_version.py
rename to src/invoke/vendor/lexicon/_version.py
diff --git a/invoke/vendor/lexicon/alias_dict.py b/src/invoke/vendor/lexicon/alias_dict.py
similarity index 100%
rename from invoke/vendor/lexicon/alias_dict.py
rename to src/invoke/vendor/lexicon/alias_dict.py
diff --git a/invoke/vendor/lexicon/attribute_dict.py b/src/invoke/vendor/lexicon/attribute_dict.py
similarity index 100%
rename from invoke/vendor/lexicon/attribute_dict.py
rename to src/invoke/vendor/lexicon/attribute_dict.py
diff --git a/invoke/vendor/yaml/__init__.py b/src/invoke/vendor/yaml/__init__.py
similarity index 100%
rename from invoke/vendor/yaml/__init__.py
rename to src/invoke/vendor/yaml/__init__.py
diff --git a/invoke/vendor/yaml/composer.py b/src/invoke/vendor/yaml/composer.py
similarity index 100%
rename from invoke/vendor/yaml/composer.py
rename to src/invoke/vendor/yaml/composer.py
diff --git a/invoke/vendor/yaml/constructor.py b/src/invoke/vendor/yaml/constructor.py
similarity index 100%
rename from invoke/vendor/yaml/constructor.py
rename to src/invoke/vendor/yaml/constructor.py
diff --git a/invoke/vendor/yaml/cyaml.py b/src/invoke/vendor/yaml/cyaml.py
similarity index 100%
rename from invoke/vendor/yaml/cyaml.py
rename to src/invoke/vendor/yaml/cyaml.py
diff --git a/invoke/vendor/yaml/dumper.py b/src/invoke/vendor/yaml/dumper.py
similarity index 100%
rename from invoke/vendor/yaml/dumper.py
rename to src/invoke/vendor/yaml/dumper.py
diff --git a/invoke/vendor/yaml/emitter.py b/src/invoke/vendor/yaml/emitter.py
similarity index 100%
rename from invoke/vendor/yaml/emitter.py
rename to src/invoke/vendor/yaml/emitter.py
diff --git a/invoke/vendor/yaml/error.py b/src/invoke/vendor/yaml/error.py
similarity index 100%
rename from invoke/vendor/yaml/error.py
rename to src/invoke/vendor/yaml/error.py
diff --git a/invoke/vendor/yaml/events.py b/src/invoke/vendor/yaml/events.py
similarity index 100%
rename from invoke/vendor/yaml/events.py
rename to src/invoke/vendor/yaml/events.py
diff --git a/invoke/vendor/yaml/loader.py b/src/invoke/vendor/yaml/loader.py
similarity index 100%
rename from invoke/vendor/yaml/loader.py
rename to src/invoke/vendor/yaml/loader.py
diff --git a/invoke/vendor/yaml/nodes.py b/src/invoke/vendor/yaml/nodes.py
similarity index 100%
rename from invoke/vendor/yaml/nodes.py
rename to src/invoke/vendor/yaml/nodes.py
diff --git a/invoke/vendor/yaml/parser.py b/src/invoke/vendor/yaml/parser.py
similarity index 100%
rename from invoke/vendor/yaml/parser.py
rename to src/invoke/vendor/yaml/parser.py
diff --git a/invoke/vendor/yaml/reader.py b/src/invoke/vendor/yaml/reader.py
similarity index 100%
rename from invoke/vendor/yaml/reader.py
rename to src/invoke/vendor/yaml/reader.py
diff --git a/invoke/vendor/yaml/representer.py b/src/invoke/vendor/yaml/representer.py
similarity index 100%
rename from invoke/vendor/yaml/representer.py
rename to src/invoke/vendor/yaml/representer.py
diff --git a/invoke/vendor/yaml/resolver.py b/src/invoke/vendor/yaml/resolver.py
similarity index 100%
rename from invoke/vendor/yaml/resolver.py
rename to src/invoke/vendor/yaml/resolver.py
diff --git a/invoke/vendor/yaml/scanner.py b/src/invoke/vendor/yaml/scanner.py
similarity index 100%
rename from invoke/vendor/yaml/scanner.py
rename to src/invoke/vendor/yaml/scanner.py
diff --git a/invoke/vendor/yaml/serializer.py b/src/invoke/vendor/yaml/serializer.py
similarity index 100%
rename from invoke/vendor/yaml/serializer.py
rename to src/invoke/vendor/yaml/serializer.py
diff --git a/invoke/vendor/yaml/tokens.py b/src/invoke/vendor/yaml/tokens.py
similarity index 100%
rename from invoke/vendor/yaml/tokens.py
rename to src/invoke/vendor/yaml/tokens.py
diff --git a/invoke/watchers.py b/src/invoke/watchers.py
similarity index 100%
rename from invoke/watchers.py
rename to src/invoke/watchers.py
diff --git a/tox.ini b/tox.ini
index 0cdda0531..c31c91ae3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,9 +4,9 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py36, py37, py38, py39, 'py310', py311
+envlist = py39, 'py310', py311, py312, py313
 
 [testenv]
 commands =
-    pip install -r dev-requirements.txt
+    pip install -e .[dev]
     spec