diff --git a/.travis.yml b/.travis.yml
index 96ce24b..7199d26 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,12 +14,19 @@ python:
 
 jobs:
   include:
-    - python: 3.7
-      name: "Check"
+    - stage: Checks
+      name: Check
       script: scripts/check
+    - name: Build
+      script: scripts/build
 
-script:
-  - scripts/test
+before_install:
+  - pip install --pre poetry
+
+install:
+  - poetry install -v
+
+script: scripts/test
 
 after_script:
   - if [ -f .coverage ]; then
diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index 2330fab..0000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1,4 +0,0 @@
-include README.md
-include CHANGELOG.md
-include LICENSE
-graft src
diff --git a/poetry.lock b/poetry.lock
new file mode 100644
index 0000000..ceaf676
--- /dev/null
+++ b/poetry.lock
@@ -0,0 +1,978 @@
+[[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 = "1.4.3"
+
+[[package]]
+category = "dev"
+description = "Bash tab completion for argparse"
+name = "argcomplete"
+optional = false
+python-versions = "*"
+version = "1.10.0"
+
+[package.extras]
+test = ["coverage", "flake8", "pexpect", "wheel"]
+
+[[package]]
+category = "dev"
+description = "Utilities for refactoring imports in python-like syntax."
+name = "aspy.refactor-imports"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "1.1.0"
+
+[package.dependencies]
+cached-property = "*"
+
+[[package]]
+category = "dev"
+description = "Atomic file writes."
+name = "atomicwrites"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "1.3.0"
+
+[[package]]
+category = "dev"
+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 = "Removes unused imports and unused variables"
+name = "autoflake"
+optional = false
+python-versions = "*"
+version = "1.3.1"
+
+[package.dependencies]
+pyflakes = ">=1.1.0"
+
+[[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 = "A decorator for caching properties in classes."
+name = "cached-property"
+optional = false
+python-versions = "*"
+version = "1.5.1"
+
+[[package]]
+category = "dev"
+description = "Python package for providing Mozilla's CA Bundle."
+name = "certifi"
+optional = false
+python-versions = "*"
+version = "2019.9.11"
+
+[[package]]
+category = "dev"
+description = "Universal encoding detector for Python 2 and 3"
+name = "chardet"
+optional = false
+python-versions = "*"
+version = "3.0.4"
+
+[[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.*"
+version = "7.0"
+
+[[package]]
+category = "dev"
+description = "Cross-platform colored terminal text."
+marker = "sys_platform == \"win32\""
+name = "colorama"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "0.4.1"
+
+[[package]]
+category = "dev"
+description = "Log formatting with colors!"
+name = "colorlog"
+optional = false
+python-versions = "*"
+version = "3.2.0"
+
+[package.dependencies]
+colorama = "*"
+
+[[package]]
+category = "dev"
+description = "Code coverage measurement for Python"
+name = "coverage"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*, <4"
+version = "4.5.4"
+
+[[package]]
+category = "dev"
+description = "A backport of the dataclasses module for Python 3.6"
+marker = "python_version < \"3.7\""
+name = "dataclasses"
+optional = false
+python-versions = "*"
+version = "0.6"
+
+[[package]]
+category = "main"
+description = "Datadog tracing code"
+name = "ddtrace"
+optional = false
+python-versions = "*"
+version = "0.30.2"
+
+[package.dependencies]
+psutil = ">=5.0.0"
+
+[package.extras]
+opentracing = ["opentracing (>=2.0.0)"]
+
+[[package]]
+category = "dev"
+description = "Discover and load entry points from installed packages."
+name = "entrypoints"
+optional = false
+python-versions = ">=2.7"
+version = "0.3"
+
+[[package]]
+category = "dev"
+description = "FastAPI framework, high performance, easy to learn, fast to code, ready for production"
+name = "fastapi"
+optional = false
+python-versions = ">=3.6"
+version = "0.42.0"
+
+[package.dependencies]
+pydantic = "0.32.2"
+starlette = "0.12.9"
+
+[package.extras]
+all = ["requests", "aiofiles", "jinja2", "python-multipart", "itsdangerous", "pyyaml", "graphene", "ujson", "email-validator", "uvicorn", "async-exit-stack", "async-generator"]
+dev = ["pyjwt", "passlib"]
+doc = ["mkdocs", "mkdocs-material", "markdown-include"]
+test = ["pytest (>=4.0.0)", "pytest-cov", "mypy", "black", "isort", "requests", "email-validator", "sqlalchemy", "databases", "orjson", "async-exit-stack", "async-generator"]
+
+[[package]]
+category = "dev"
+description = "the modular source code checker: pep8, pyflakes and co"
+name = "flake8"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "3.7.9"
+
+[package.dependencies]
+entrypoints = ">=0.3.0,<0.4.0"
+mccabe = ">=0.6.0,<0.7.0"
+pycodestyle = ">=2.5.0,<2.6.0"
+pyflakes = ">=2.1.0,<2.2.0"
+
+[[package]]
+category = "dev"
+description = "A plugin for flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle."
+name = "flake8-bugbear"
+optional = false
+python-versions = ">=3.5"
+version = "19.8.0"
+
+[package.dependencies]
+attrs = "*"
+flake8 = ">=3.0.0"
+
+[[package]]
+category = "dev"
+description = "A flake8 plugin to help you write better list/set/dict comprehensions."
+name = "flake8-comprehensions"
+optional = false
+python-versions = ">=3.5"
+version = "3.0.1"
+
+[package.dependencies]
+flake8 = ">=3.0,<3.2.0 || >3.2.0,<4"
+
+[package.dependencies.importlib-metadata]
+python = "<3.8"
+version = "*"
+
+[[package]]
+category = "dev"
+description = "A pure-Python, bring-your-own-I/O implementation of HTTP/1.1"
+name = "h11"
+optional = false
+python-versions = "*"
+version = "0.8.1"
+
+[[package]]
+category = "dev"
+description = "HTTP/2 State-Machine based protocol implementation"
+name = "h2"
+optional = false
+python-versions = "*"
+version = "3.1.1"
+
+[package.dependencies]
+hpack = ">=2.3,<4"
+hyperframe = ">=5.2.0,<6"
+
+[[package]]
+category = "dev"
+description = "Pure-Python HPACK header compression"
+name = "hpack"
+optional = false
+python-versions = "*"
+version = "3.0.0"
+
+[[package]]
+category = "dev"
+description = "Chromium HSTS Preload list as a Python package and updated daily"
+name = "hstspreload"
+optional = false
+python-versions = ">=3.6"
+version = "2019.10.31"
+
+[[package]]
+category = "dev"
+description = "The next generation HTTP client."
+name = "httpx"
+optional = false
+python-versions = ">=3.6"
+version = "0.7.6"
+
+[package.dependencies]
+certifi = "*"
+chardet = ">=3.0.0,<4.0.0"
+h11 = ">=0.8.0,<0.9.0"
+h2 = ">=3.0.0,<4.0.0"
+hstspreload = ">=2019.8.27"
+idna = ">=2.0.0,<3.0.0"
+rfc3986 = ">=1.0.0,<2.0.0"
+
+[[package]]
+category = "dev"
+description = "HTTP/2 framing layer for Python"
+name = "hyperframe"
+optional = false
+python-versions = "*"
+version = "5.2.0"
+
+[[package]]
+category = "dev"
+description = "Internationalized Domain Names in Applications (IDNA)"
+name = "idna"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "2.8"
+
+[[package]]
+category = "dev"
+description = "Read metadata from Python packages"
+marker = "python_version < \"3.8\""
+name = "importlib-metadata"
+optional = false
+python-versions = ">=2.7,!=3.0,!=3.1,!=3.2,!=3.3"
+version = "0.23"
+
+[package.dependencies]
+zipp = ">=0.5"
+
+[package.extras]
+docs = ["sphinx", "rst.linker"]
+testing = ["packaging", "importlib-resources"]
+
+[[package]]
+category = "dev"
+description = "A Python utility / library to sort Python imports."
+name = "isort"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "4.3.21"
+
+[package.extras]
+pipfile = ["pipreqs", "requirementslib"]
+pyproject = ["toml"]
+requirements = ["pipreqs", "pip-api"]
+xdg_home = ["appdirs (>=1.4.0)"]
+
+[[package]]
+category = "dev"
+description = "McCabe checker, plugin for flake8"
+name = "mccabe"
+optional = false
+python-versions = "*"
+version = "0.6.1"
+
+[[package]]
+category = "dev"
+description = "More routines for operating on iterables, beyond itertools"
+name = "more-itertools"
+optional = false
+python-versions = ">=3.4"
+version = "7.2.0"
+
+[[package]]
+category = "dev"
+description = "Optional static typing for Python"
+name = "mypy"
+optional = false
+python-versions = ">=3.5"
+version = "0.740"
+
+[package.dependencies]
+mypy-extensions = ">=0.4.0,<0.5.0"
+typed-ast = ">=1.4.0,<1.5.0"
+typing-extensions = ">=3.7.4"
+
+[package.extras]
+dmypy = ["psutil (>=4.0)"]
+
+[[package]]
+category = "dev"
+description = "Experimental type system extensions for programs checked with the mypy typechecker."
+name = "mypy-extensions"
+optional = false
+python-versions = "*"
+version = "0.4.3"
+
+[[package]]
+category = "dev"
+description = "Flexible test automation."
+name = "nox"
+optional = false
+python-versions = ">=3.5"
+version = "2019.8.20"
+
+[package.dependencies]
+argcomplete = ">=1.9.4,<2.0"
+colorlog = ">=2.6.1,<4.0.0"
+py = ">=1.4.0,<2.0.0"
+virtualenv = ">=14.0.0"
+
+[package.extras]
+tox_to_nox = ["jinja2", "tox"]
+
+[[package]]
+category = "dev"
+description = "Core utilities for Python packages"
+name = "packaging"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "19.2"
+
+[package.dependencies]
+pyparsing = ">=2.0.2"
+six = "*"
+
+[[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.*"
+version = "0.6.0"
+
+[[package]]
+category = "dev"
+description = "plugin and hook calling mechanisms for python"
+name = "pluggy"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "0.13.0"
+
+[package.dependencies]
+[package.dependencies.importlib-metadata]
+python = "<3.8"
+version = ">=0.12"
+
+[package.extras]
+dev = ["pre-commit", "tox"]
+
+[[package]]
+category = "main"
+description = "Cross-platform lib for process and system monitoring in Python."
+name = "psutil"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "5.6.3"
+
+[package.extras]
+enum = ["enum34"]
+
+[[package]]
+category = "dev"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+name = "py"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "1.8.0"
+
+[[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 = "2.5.0"
+
+[[package]]
+category = "dev"
+description = "Data validation and settings management using python 3.6 type hinting"
+name = "pydantic"
+optional = false
+python-versions = ">=3.6"
+version = "0.32.2"
+
+[package.dependencies]
+[package.dependencies.dataclasses]
+python = "<3.7"
+version = ">=0.6"
+
+[package.extras]
+email = ["email-validator (>=1.0.3)"]
+typing_extensions = ["typing-extensions (>=3.7.2)"]
+ujson = ["ujson (>=1.35)"]
+
+[[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 = "2.1.1"
+
+[[package]]
+category = "dev"
+description = "Python parsing module"
+name = "pyparsing"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
+version = "2.4.2"
+
+[[package]]
+category = "dev"
+description = "pytest: simple powerful testing with Python"
+name = "pytest"
+optional = false
+python-versions = ">=3.5"
+version = "5.2.2"
+
+[package.dependencies]
+atomicwrites = ">=1.0"
+attrs = ">=17.4.0"
+colorama = "*"
+more-itertools = ">=4.0.0"
+packaging = "*"
+pluggy = ">=0.12,<1.0"
+py = ">=1.5.0"
+wcwidth = "*"
+
+[package.dependencies.importlib-metadata]
+python = "<3.8"
+version = ">=0.12"
+
+[package.extras]
+testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
+
+[[package]]
+category = "dev"
+description = "Pytest support for asyncio."
+name = "pytest-asyncio"
+optional = false
+python-versions = ">= 3.5"
+version = "0.10.0"
+
+[package.dependencies]
+pytest = ">=3.0.6"
+
+[package.extras]
+testing = ["async-generator (>=1.3)", "coverage", "hypothesis (>=3.64)"]
+
+[[package]]
+category = "dev"
+description = "Pytest plugin for measuring coverage."
+name = "pytest-cov"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "2.8.1"
+
+[package.dependencies]
+coverage = ">=4.4"
+pytest = ">=3.6"
+
+[package.extras]
+testing = ["fields", "hunter", "process-tests (2.0.2)", "six", "virtualenv"]
+
+[[package]]
+category = "dev"
+description = "Alternative regular expression module, to replace re."
+name = "regex"
+optional = false
+python-versions = "*"
+version = "2019.11.1"
+
+[[package]]
+category = "dev"
+description = "Validating URI References per RFC 3986"
+name = "rfc3986"
+optional = false
+python-versions = "*"
+version = "1.3.2"
+
+[package.extras]
+idna2008 = ["idna"]
+
+[[package]]
+category = "dev"
+description = "Statically populate the `known_third_party` `isort` setting."
+name = "seed-isort-config"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "1.9.3"
+
+[package.dependencies]
+"aspy.refactor-imports" = "*"
+
+[[package]]
+category = "dev"
+description = "Python 2 and 3 compatibility utilities"
+name = "six"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*"
+version = "1.12.0"
+
+[[package]]
+category = "main"
+description = "The little ASGI library that shines."
+name = "starlette"
+optional = false
+python-versions = ">=3.6"
+version = "0.12.9"
+
+[package.extras]
+full = ["aiofiles", "graphene", "itsdangerous", "jinja2", "python-multipart", "pyyaml", "requests", "ujson"]
+
+[[package]]
+category = "dev"
+description = "Python Library for Tom's Obvious, Minimal Language"
+name = "toml"
+optional = false
+python-versions = "*"
+version = "0.10.0"
+
+[[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 = "1.4.0"
+
+[[package]]
+category = "dev"
+description = "Backported and Experimental Type Hints for Python 3.5+"
+name = "typing-extensions"
+optional = false
+python-versions = "*"
+version = "3.7.4.1"
+
+[[package]]
+category = "dev"
+description = "Virtual Python Environment builder"
+name = "virtualenv"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
+version = "16.7.7"
+
+[package.extras]
+docs = ["sphinx (>=1.8.0,<2)", "towncrier (>=18.5.0)", "sphinx-rtd-theme (>=0.4.2,<1)"]
+testing = ["pytest (>=4.0.0,<5)", "coverage (>=4.5.0,<5)", "pytest-timeout (>=1.3.0,<2)", "six (>=1.10.0,<2)", "pytest-xdist", "pytest-localserver", "pypiserver", "mock", "xonsh"]
+
+[[package]]
+category = "dev"
+description = "Measures number of Terminal column cells of wide-character codes"
+name = "wcwidth"
+optional = false
+python-versions = "*"
+version = "0.1.7"
+
+[[package]]
+category = "dev"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+marker = "python_version < \"3.8\""
+name = "zipp"
+optional = false
+python-versions = ">=2.7"
+version = "0.6.0"
+
+[package.dependencies]
+more-itertools = "*"
+
+[package.extras]
+docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
+testing = ["pathlib2", "contextlib2", "unittest2"]
+
+[metadata]
+content-hash = "0c2ce74e6bf3dc14015acd66e188daf8eb3f530500a2a501bf1c8590e903f0e8"
+python-versions = "^3.6"
+
+[metadata.files]
+appdirs = [
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+    {file = "appdirs-1.4.3.tar.gz", hash = "sha256:9e5896d1372858f8dd3344faf4e5014d21849c756c8d5701f78f8a103b372d92"},
+]
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+]
+"aspy.refactor-imports" = [
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+    {file = "aspy.refactor_imports-1.1.0.tar.gz", hash = "sha256:88418d9bd1a0d50b9d3836504469dce6f26ee8b2d78bd58b805d73dd8b381d55"},
+]
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+    {file = "atomicwrites-1.3.0.tar.gz", hash = "sha256:75a9445bac02d8d058d5e1fe689654ba5a6556a1dfd8ce6ec55a0ed79866cfa6"},
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diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..1dcee5d
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,67 @@
+[tool.poetry]
+name = "ddtrace-asgi"
+version = "0.2.1"
+description = "Unofficial ddtrace integration for ASGI apps and frameworks"
+license = "BSD-3-Clause"
+authors = ["florimondmanca <florimond.manca@gmail.com>"]
+readme = "README.md"
+homepage = "https://github.com/florimondmanca/ddtrace-asgi"
+repository = "https://github.com/florimondmanca/ddtrace-asgi"
+classifiers = [
+  "Development Status :: 3 - Alpha",
+  "Intended Audience :: Developers",
+  "Operating System :: OS Independent",
+  "Topic :: Software Development :: Libraries :: Python Modules",
+]
+packages = [
+  { include = "ddtrace_asgi", from = "src" },
+]
+include = [
+  "src/ddtrace_asgi/py.typed",
+  "README.md",
+  "CHANGELOG.md",
+  "LICENSE",
+]
+
+[tool.poetry.dependencies]
+python = "^3.6"
+ddtrace = "*"
+starlette = "^0"
+
+[tool.poetry.dev-dependencies]
+autoflake = "^1.3.1"
+black = { version = "*", allows-prereleases = true }
+fastapi = "^0"
+flake8 = "*"
+flake8-bugbear = "*"
+flake8-comprehensions = "*"
+isort = "*"
+httpx = "^0"
+mypy = "*"
+nox = "*"
+pytest = "^5"
+pytest-asyncio = "*"
+pytest-cov = "*"
+seed-isort-config = "^1.9.3"
+
+[tool.isort]
+combine_as_imports = true
+force_grid_wrap = 0
+include_trailing_comma = true
+known_first_party = ["ddtrace_asgi", "tests"]
+known_third_party = ["ddtrace", "fastapi", "httpx", "pytest", "starlette"]
+line_length = 88
+multi_line_output = 3
+
+[tool.pytest]
+addopts = [
+  "-rxXs",
+  "--cov=ddtrace_asgi",
+  "--cov=tests",
+  "--cov-report=term-missing",
+  "--cov-fail-under=100",
+]
+
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 90fd5f2..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,15 +0,0 @@
--e .
-
-autoflake
-black
-fastapi==0.*
-flake8
-flake8-bugbear
-flake8-comprehensions
-isort
-httpx
-mypy
-pytest
-pytest-asyncio
-pytest-cov
-seed-isort-config
diff --git a/scripts/build b/scripts/build
new file mode 100755
index 0000000..2810610
--- /dev/null
+++ b/scripts/build
@@ -0,0 +1,3 @@
+#!/bin/sh -e
+
+poetry build
diff --git a/scripts/check b/scripts/check
index 1fad16c..87eb169 100755
--- a/scripts/check
+++ b/scripts/check
@@ -1,14 +1,10 @@
 #!/bin/sh -e
 
-export PREFIX=""
-if [ -d 'venv' ] ; then
-    export PREFIX="venv/bin/"
-fi
 export SOURCE_FILES="src/ddtrace_asgi tests"
 
 set -x
 
-${PREFIX}black --check --diff --target-version=py36 $SOURCE_FILES
-${PREFIX}flake8 $SOURCE_FILES
-${PREFIX}mypy $SOURCE_FILES
-${PREFIX}isort --check --diff --project=ddtrace_asgi --recursive $SOURCE_FILES
+poetry run black -- --check --diff --target-version=py36 $SOURCE_FILES
+poetry run flake8 -- $SOURCE_FILES
+poetry run mypy -- $SOURCE_FILES
+poetry run isort -- --check --diff --project=ddtrace_asgi --recursive $SOURCE_FILES
diff --git a/scripts/clean b/scripts/clean
index bff1d0f..90745fa 100755
--- a/scripts/clean
+++ b/scripts/clean
@@ -1,6 +1,7 @@
 #!/bin/sh -e
 
-export PACKAGE="ddtrace_asgi"
+export PACKAGE="src/ddtrace_asgi"
+export TESTS="tests"
 
 if [ -d 'dist' ] ; then
     rm -r dist
@@ -10,9 +11,9 @@ if [ -d 'htmlcov' ] ; then
     rm -r htmlcov
 fi
 
-if [ -d '${PACKAGE}.egg-info' ] ; then
+if [ -d "${PACKAGE}.egg-info" ] ; then
     rm -r ${PACKAGE}.egg-info
 fi
 
-find ${PACKAGE} -type f -name "*.py[co]" -delete
-find ${PACKAGE} -type d -name __pycache__ -delete
+find $PACKAGE $TESTS -type f -name "*.py[co]" -delete
+find $PACKAGE $TESTS -type d -name __pycache__ -delete
diff --git a/scripts/lint b/scripts/lint
index 3ea4282..af679dd 100755
--- a/scripts/lint
+++ b/scripts/lint
@@ -1,14 +1,10 @@
 #!/bin/sh -e
 
-export PREFIX=""
-if [ -d 'venv' ] ; then
-    export PREFIX="venv/bin/"
-fi
 export SOURCE_FILES="src/ddtrace_asgi tests"
 
 set -x
 
-${PREFIX}autoflake --in-place --recursive $SOURCE_FILES
-${PREFIX}seed-isort-config --application-directories=ddtrace_asgi
-${PREFIX}isort --project=ddtrace_asgi --recursive --apply $SOURCE_FILES
-${PREFIX}black --target-version=py36 $SOURCE_FILES
+poetry run autoflake -- --in-place --recursive $SOURCE_FILES
+poetry run seed-isort-config -- --application-directories=ddtrace_asgi
+poetry run isort -- --project=ddtrace_asgi --recursive --apply $SOURCE_FILES
+poetry run black -- --target-version=py36 $SOURCE_FILES
diff --git a/scripts/publish b/scripts/publish
index 0b403d4..1e97f37 100755
--- a/scripts/publish
+++ b/scripts/publish
@@ -1,28 +1,11 @@
 #!/bin/sh -e
 
-export PACKAGE="ddtrace_asgi"
-export VERSION=`cat src/${PACKAGE}/__version__.py | grep __version__ | sed "s/__version__ = //" | sed "s/'//g"`
-export PREFIX=""
-if [ -d 'venv' ] ; then
-    export PREFIX="venv/bin/"
-fi
-
-if ! command -v "${PREFIX}twine" &>/dev/null ; then
-    echo "Unable to find the 'twine' command."
-    echo "Install from PyPI, using '${PREFIX}pip install twine'."
-    exit 1
-fi
-
-if ! ${PREFIX}pip show wheel &>/dev/null ; then
-    echo "Unable to find the 'wheel' command."
-    echo "Install from PyPI, using '${PREFIX}pip install wheel'."
-    exit 1
-fi
+export VERSION=$(poetry version | sed "s/Project (ddtrace-asgi) version is //")
 
 scripts/clean
 
-${PREFIX}python setup.py sdist bdist_wheel
-${PREFIX}twine upload dist/*
+scripts/build
+poetry publish
 
 echo "You probably want to also tag the version now:"
 echo "git tag -a ${VERSION} -m 'version ${VERSION}'"
diff --git a/scripts/test b/scripts/test
index e4ec242..f8c9396 100755
--- a/scripts/test
+++ b/scripts/test
@@ -1,10 +1,9 @@
 #!/bin/sh -e
 
-export PREFIX=""
-if [ -d 'venv' ] ; then
-    export PREFIX="venv/bin/"
+
+if [ -z $CI ]; then
+  scripts/check
 fi
 
 set -x
-
-${PREFIX}pytest $@
+poetry run pytest -- $@
diff --git a/setup.cfg b/setup.cfg
index 414fff0..2edcb17 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -6,22 +6,5 @@ max-line-length = 88
 disallow_untyped_defs = True
 ignore_missing_imports = True
 
-[tool:isort]
-combine_as_imports = True
-force_grid_wrap = 0
-include_trailing_comma = True
-known_first_party = ddtrace_asgi,tests
-known_third_party = ddtrace,fastapi,httpx,pytest,setuptools,starlette
-line_length = 88
-multi_line_output = 3
-
-[tool:pytest]
-addopts =
-  -rxXs
-  --cov=ddtrace_asgi
-  --cov=tests
-  --cov-report=term-missing
-  --cov-fail-under=100
-
 [coverage:run]
 omit = tests/utils/tracer.py
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 9c8c599..0000000
--- a/setup.py
+++ /dev/null
@@ -1,45 +0,0 @@
-import re
-from pathlib import Path
-
-from setuptools import find_packages, setup
-
-
-def get_version(package: str) -> str:
-    version = (Path("src") / package / "__version__.py").read_text()
-    match = re.search("__version__ = ['\"]([^'\"]+)['\"]", version)
-    assert match is not None
-    return match.group(1)
-
-
-def get_long_description() -> str:
-    with open("README.md", encoding="utf8") as readme:
-        with open("CHANGELOG.md", encoding="utf8") as changelog:
-            return readme.read() + "\n\n" + changelog.read()
-
-
-setup(
-    name="ddtrace-asgi",
-    version=get_version("ddtrace_asgi"),
-    description="Unofficial ddtrace integration for ASGI apps and frameworks",
-    long_description=get_long_description(),
-    long_description_content_type="text/markdown",
-    url="http://github.com/florimondmanca/ddtrace-asgi",
-    author="Florimond Manca",
-    author_email="florimond.manca@gmail.com",
-    packages=find_packages("src"),
-    package_dir={"": "src"},
-    include_package_data=True,
-    zip_safe=False,
-    install_requires=["ddtrace", "starlette==0.*"],
-    python_requires=">=3.6",
-    license="BSD",
-    classifiers=[
-        "Development Status :: 3 - Alpha",
-        "Intended Audience :: Developers",
-        "Operating System :: OS Independent",
-        "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-    ],
-)
diff --git a/src/ddtrace_asgi/__init__.py b/src/ddtrace_asgi/__init__.py
index 6ebb05a..e69de29 100644
--- a/src/ddtrace_asgi/__init__.py
+++ b/src/ddtrace_asgi/__init__.py
@@ -1,3 +0,0 @@
-from .__version__ import __version__
-
-__all__ = ["__version__"]
diff --git a/src/ddtrace_asgi/__version__.py b/src/ddtrace_asgi/__version__.py
deleted file mode 100644
index 3ced358..0000000
--- a/src/ddtrace_asgi/__version__.py
+++ /dev/null
@@ -1 +0,0 @@
-__version__ = "0.2.1"