diff --git a/.gitignore b/.gitignore
index ca15349..d9acc99 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,3 @@ __pycache__
 build/
 dist/
 pip-wheel-metadata/
-documentation/build/
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc87c27..f8a6807 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,10 @@
-# flat-tree 0.0.1a6 (UNRELEASED)
+# flat-tree 0.0.1a7 (UNRELEASED)
+
+# flat-tree 0.0.1a6 2020-07-07
+
+## Trivial/Internal Changes
+
+- Merge all tool configuration into the pyproject.toml
 
 ## Removals
 
diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index ae15510..0000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1 +0,0 @@
-include LICENSE README.md CHANGELOG.md
diff --git a/mypy.ini b/mypy.ini
deleted file mode 100644
index ab4ef1a..0000000
--- a/mypy.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[mypy]
-python_version = 3.8
-platform = linux
-ignore_missing_imports = True
diff --git a/poetry.lock b/poetry.lock
new file mode 100644
index 0000000..1ecd997
--- /dev/null
+++ b/poetry.lock
@@ -0,0 +1,267 @@
+[[package]]
+category = "dev"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+name = "appdirs"
+optional = false
+python-versions = "*"
+version = "1.4.4"
+
+[[package]]
+category = "main"
+description = "Classes Without Boilerplate"
+name = "attrs"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "19.3.0"
+
+[package.extras]
+azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
+dev = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "sphinx", "pre-commit"]
+docs = ["sphinx", "zope.interface"]
+tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
+
+[[package]]
+category = "dev"
+description = "The uncompromising code formatter."
+name = "black"
+optional = false
+python-versions = ">=3.6"
+version = "19.10b0"
+
+[package.dependencies]
+appdirs = "*"
+attrs = ">=18.1.0"
+click = ">=6.5"
+pathspec = ">=0.6,<1"
+regex = "*"
+toml = ">=0.9.4"
+typed-ast = ">=1.4.0"
+
+[package.extras]
+d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
+
+[[package]]
+category = "dev"
+description = "Composable command line interface toolkit"
+name = "click"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+version = "7.1.2"
+
+[[package]]
+category = "dev"
+description = "the modular source code checker: pep8 pyflakes and co"
+name = "flake8"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
+version = "3.8.3"
+
+[package.dependencies]
+mccabe = ">=0.6.0,<0.7.0"
+pycodestyle = ">=2.6.0a1,<2.7.0"
+pyflakes = ">=2.2.0,<2.3.0"
+
+[package.dependencies.importlib-metadata]
+python = "<3.8"
+version = "*"
+
+[[package]]
+category = "dev"
+description = "Read metadata from Python packages"
+marker = "python_version < \"3.8\""
+name = "importlib-metadata"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
+version = "1.7.0"
+
+[package.dependencies]
+zipp = ">=0.5"
+
+[package.extras]
+docs = ["sphinx", "rst.linker"]
+testing = ["packaging", "pep517", "importlib-resources (>=1.3)"]
+
+[[package]]
+category = "dev"
+description = "A Python utility / library to sort Python imports."
+name = "isort"
+optional = false
+python-versions = ">=3.6,<4.0"
+version = "5.0.4"
+
+[package.extras]
+pipfile_deprecated_finder = ["pipreqs", "requirementslib", "tomlkit (>=0.5.3)"]
+requirements_deprecated_finder = ["pipreqs", "pip-api"]
+
+[[package]]
+category = "dev"
+description = "McCabe checker, plugin for flake8"
+name = "mccabe"
+optional = false
+python-versions = "*"
+version = "0.6.1"
+
+[[package]]
+category = "dev"
+description = "Utility library for gitignore style pattern matching of file paths."
+name = "pathspec"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+version = "0.8.0"
+
+[[package]]
+category = "dev"
+description = "Python style guide checker"
+name = "pycodestyle"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "2.6.0"
+
+[[package]]
+category = "dev"
+description = "passive checker of Python programs"
+name = "pyflakes"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "2.2.0"
+
+[[package]]
+category = "dev"
+description = "Alternative regular expression module, to replace re."
+name = "regex"
+optional = false
+python-versions = "*"
+version = "2020.6.8"
+
+[[package]]
+category = "dev"
+description = "Python Library for Tom's Obvious, Minimal Language"
+name = "toml"
+optional = false
+python-versions = "*"
+version = "0.10.1"
+
+[[package]]
+category = "dev"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+name = "typed-ast"
+optional = false
+python-versions = "*"
+version = "1.4.1"
+
+[[package]]
+category = "dev"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+marker = "python_version < \"3.8\""
+name = "zipp"
+optional = false
+python-versions = ">=3.6"
+version = "3.1.0"
+
+[package.extras]
+docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
+testing = ["jaraco.itertools", "func-timeout"]
+
+[metadata]
+content-hash = "fd8c0f56c7d2be51be62c1b6c42fcc4c6357dda12bc602e953db2ffca9830529"
+python-versions = "^3.6"
+
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+]
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+zipp = [
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+]
diff --git a/pyproject.toml b/pyproject.toml
index 50cb059..8c3d2ad 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,11 +1,86 @@
 [build-system]
-requires = [
-  "setuptools",
-  "setuptools-scm",
-  "wheel",
-]
-build-backend = "setuptools.build_meta"
+requires = ["poetry>=1.0.9,<2.0"]
+build-backend = "poetry.masonry.api"
+
+[tool.poetry]
+name = "flat-tree"
+version = "0.0.1a6"
+description = "Utilities for navigating flat trees"
+authors = ["Decentral1se <hi@decentral1.se>"]
+maintainers = ["Decentral1se <hi@decentral1.se>"]
+license = "GPLv3"
+readme = "README.md"
+repository = "https://github.com/hyperpy/flat-tree"
+keywords = ["hypercore", "hypercore-protocol"]
+
+[tool.poetry.dependencies]
+python = "^3.6"
+attrs = "^19.3.0"
+
+[tool.poetry.dev-dependencies]
+black = "^19.10b0"
+flake8 = "^3.8.3"
+isort = "^5.0.2"
 
 [tool.black]
 line-length = 80
 target-version = ["py38"]
+include = '\.pyi?$'
+
+[tool.isort]
+include_trailing_comma = true
+known_first_party = "flat_tree"
+known_third_party = "pytest"
+line_length = 80
+multi_line_output = 3
+skip = ".venv,.tox"
+
+[tool.tox]
+legacy_tox_ini = """
+[tox]
+envlist =
+    {py36,py37,py38}
+    lint
+    sort
+    format
+    type
+skip_missing_interpreters = True
+isolated_build = True
+
+[testenv]
+deps =
+  pytest
+  pytest-cov
+  pytest-mock
+commands = pytest test/ --cov={toxinidir}/flat_tree/ --no-cov-on-fail {posargs}
+
+[testenv:lint]
+skipdist = True
+deps = flake8
+commands = flake8 {posargs:--max-line-length 80} flat_tree/ test/
+
+[testenv:sort]
+skipdist = True
+deps = isort
+commands = isort {posargs:-c} -sp setup.cfg flat_tree/ test/
+
+[testenv:format]
+skipdist = True
+deps = black
+commands = black {posargs:--check} flat_tree/ test/
+
+[testenv:type]
+skipdist = True
+deps = mypy
+commands = mypy {posargs:--ignore-missing-imports} flat_tree/ test/
+
+[testenv:release]
+deps = twine
+commands =
+    rm -rf {toxworkdir}/dist
+    python -m setup sdist --dist-dir {toxworkdir}/dist bdist_wheel
+    python -m setup sdist --dist-dir {toxworkdir}/dist bdist_egg
+    twine upload {toxworkdir}/dist/*
+whitelist_externals =
+    rm
+"""
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 084a54d..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,48 +0,0 @@
-[tool:pytest]
-testpaths = test
-
-[flake8]
-max-line-length = 80
-
-[isort]
-known_first_party = flat_tree
-known_third_party = pytest
-line_length = 80
-multi_line_output = 3
-skip = .venv, .tox
-include_trailing_comma = True
-
-[metadata]
-name = flat-tree
-author = decentral1se
-author_email = hi@decentral1.se
-maintainer = decentral1se
-maintainer_email = hi@decentral1.se
-url = https://git.autonomic.zone/hyperpy/flat-tree
-project_urls =
-  Source Code = https://git.autonomic.zone/hyperpy/flat-tree
-description = Utilities for navigating flat trees
-long_description = file: README.md
-license = GPLv3
-license_file = LICENSE
-classifiers =
-  Programming Language :: Python :: 3
-  Programming Language :: Python :: 3.6
-  Programming Language :: Python :: 3.7
-  Programming Language :: Python :: 3.8
-
-[options]
-use_scm_version = True
-python_requires = >=3.6
-setup_requires =
-  setuptools_scm
-  setuptools_scm_git_archive
-package_dir =
-  = .
-packages = find:
-zip_safe = False
-install_requires =
-  attrs >= 19.1.0, < 20.0
-
-[options.packages.find]
-where = .
diff --git a/setup.py b/setup.py
deleted file mode 100644
index d5d43d7..0000000
--- a/setup.py
+++ /dev/null
@@ -1,3 +0,0 @@
-from setuptools import setup
-
-setup(use_scm_version=True)
diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index d979a5d..0000000
--- a/tox.ini
+++ /dev/null
@@ -1,46 +0,0 @@
-[tox]
-envlist =
-    {py36,py37,py38}
-    lint
-    sort
-    format
-    type
-skip_missing_interpreters = True
-isolated_build = True
-
-[testenv]
-deps =
-  pytest
-  pytest-cov
-  pytest-mock
-commands = pytest test/ --cov={toxinidir}/flat_tree/ --no-cov-on-fail {posargs}
-
-[testenv:lint]
-skipdist = True
-deps = flake8
-commands = flake8 {posargs} flat_tree/ test/
-
-[testenv:sort]
-skipdist = True
-deps = isort
-commands = isort {posargs:-rc -c} -sp setup.cfg flat_tree/ test/
-
-[testenv:format]
-skipdist = True
-deps = black
-commands = black {posargs:--check} flat_tree/ test/
-
-[testenv:type]
-skipdist = True
-deps = mypy
-commands = mypy flat_tree/ test/
-
-[testenv:release]
-deps = twine
-commands =
-    rm -rf {toxworkdir}/dist
-    python -m setup sdist --dist-dir {toxworkdir}/dist bdist_wheel
-    python -m setup sdist --dist-dir {toxworkdir}/dist bdist_egg
-    twine upload {toxworkdir}/dist/*
-whitelist_externals =
-    rm