diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..d30dd45
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,31 @@
+[tool.poetry]
+name = "fimfarchive"
+version = "0.1.0"
+description = "Preserves stories from Fimfiction"
+authors = ["Joakim Soderlund <joakim.soderlund@gmail.com>"]
+license = "GPL-3.0-or-later"
+
+[tool.poetry.dependencies]
+python = "^3.8"
+arrow = "*"
+bbcode = "*"
+blinker = "*"
+importlib_resources = "*"
+jinja2 = "*"
+jmespath = "*"
+jsonapi-client = "*"
+requests = "*"
+tqdm = "*"
+
+[tool.poetry.dev-dependencies]
+flake8 = "*"
+mypy = "*"
+pytest = "*"
+requests-mock = "*"
+types-jmespath = "*"
+types-requests = "*"
+types-tqdm = "*"
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index bf4a00c..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,16 +0,0 @@
-arrow
-bbcode
-blinker
-flake8
-importlib_resources
-jinja2
-jmespath
-jsonapi-client
-mypy
-pytest
-requests
-requests-mock
-tqdm
-types-jmespath
-types-requests
-types-tqdm
diff --git a/setup.py b/setup.py
deleted file mode 100755
index e508244..0000000
--- a/setup.py
+++ /dev/null
@@ -1,98 +0,0 @@
-#!/usr/bin/env python3
-"""
-Setuptools for Fimfarchive.
-"""
-
-
-#
-# Fimfarchive, preserves stories from Fimfiction
-# Copyright (C) 2015  Joakim Soderlund
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-
-
-import os
-from typing import Iterable, List, Tuple
-
-from setuptools import setup
-
-from fimfarchive import __author__, __license__, __version__
-
-
-PACKAGE = 'fimfarchive'
-GITHUB = 'https://github.com/JockeTF/fimfarchive'
-
-
-def to_name(path: str) -> str:
-    """
-    Converts path to a package name.
-    """
-    return path.replace(os.path.sep, '.')
-
-
-def iter_package_paths() -> Iterable[str]:
-    """
-    Yields all package paths to install.
-    """
-    for dirpath, dirnames, filenames in os.walk(PACKAGE):
-        if '__init__.py' in filenames:
-            yield dirpath
-
-
-def iter_package_names() -> Iterable[str]:
-    """
-    Yields all package names to install.
-    """
-    for dirpath in iter_package_paths():
-        yield to_name(dirpath)
-
-
-def iter_package_data() -> Iterable[Tuple[str, List[str]]]:
-    """
-    Yields all package data to install.
-    """
-    for dirpath in iter_package_paths():
-        filenames = [
-            filename for filename in os.listdir(dirpath)
-            if os.path.isfile(os.path.join(dirpath, filename))
-            and not filename.endswith('.py')
-        ]
-
-        if filenames:
-            yield to_name(dirpath), filenames
-
-
-setup(
-    name="fimfarchive",
-    version=__version__,
-    license=__license__,
-    author=__author__,
-    author_email='fimfarchive@gmail.com',
-    url='http://www.fimfarchive.net/',
-    download_url=f'{GITHUB}/archive/{__version__}.tar.gz',
-    packages=list(iter_package_names()),
-    package_data=dict(iter_package_data()),
-    install_requires=(
-        'arrow',
-        'bbcode',
-        'blinker',
-        'importlib_resources',
-        'jinja2',
-        'jmespath',
-        'jsonapi-client',
-        'requests',
-        'tqdm',
-    ),
-)
diff --git a/tox.ini b/tox.ini
index 618e898..5959f9a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,11 +13,12 @@ python =
     3.11: py311
 
 [testenv]
-deps = -rrequirements.txt
+deps = poetry
+commands_pre = poetry install
 commands =
-    py.test
-    flake8 fimfarchive tests
-    mypy --ignore-missing-imports fimfarchive tests
+    poetry run pytest
+    poetry run flake8 fimfarchive tests
+    poetry run mypy --ignore-missing-imports fimfarchive tests
 
 [pytest]
 addopts =