diff --git a/.gitignore b/.gitignore
index d898246..5f80504 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,5 @@ tests/**/*.fst
 tests/**/iverilog_dump.v
 tests/**/.pytest_cache
 *~
+
+cocotbext/spi/_version.py
\ No newline at end of file
diff --git a/cocotbext/spi/about.py b/cocotbext/spi/about.py
index d3ec452..875ec06 100644
--- a/cocotbext/spi/about.py
+++ b/cocotbext/spi/about.py
@@ -1 +1,6 @@
-__version__ = "0.2.0"
+from importlib.metadata import version, PackageNotFoundError
+
+try:
+    __version__ = version("cocotbext-spi")
+except PackageNotFoundError:
+    pass
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..4d96f42
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,54 @@
+[build-system]
+requires = ["setuptools>=45", "setuptools_scm[toml]>=6.2"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "cocotbext-spi"
+authors = [
+    {name = "Spencer Chang", email = "spencer@sycee.xyz"},
+]
+description = "SPI modules for cocotb"
+readme = "README.md"
+requires-python = ">=3.7"
+license = { text = "MIT" }
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Topic :: Scientific/Engineering :: Electronic Design Automation (EDA)",
+]
+dynamic = ["version"]
+dependencies = [
+    "cocotb>=1.6",
+]
+
+[project.optional-dependencies]
+test = [
+    "pytest",
+    "cocotb-test",
+]
+
+[tool.setuptools_scm]
+write_to = "cocotbext/spi/_version.py"
+
+[tool.pytest.ini_options]
+testpaths = [
+    "tests"
+]
+addopts = "--import-mode importlib"
+
+[tool.tox]
+legacy_tox_ini = """
+[tox]
+isolated_build = true
+envlist = py37, py38, py39
+
+[testenv]
+deps = 
+    pytest
+    pytest-xdist
+    cocotb-test
+commnads = pytest -n auto
+"""
+
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index bfefdce..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,62 +0,0 @@
-# package information
-[metadata]
-name = cocotbext-spi
-version = attr: cocotbext.spi.about.__version__
-description = SPI modules for cocotb
-keywords = spi, cocotb
-author = Spencer Chang
-author_email = spencer@sycee.xyz
-license = MIT
-url = https://github.com/schang412/cocotbext-spi
-project_urls =
-    Bug Tracker = https://github.com/schang412/cocotbext-spi/issues
-    Source Code = https://github.com/schang412/cocotbext-spi
-download_url = https://github.com/schang412/cocotbext-spi/tarball/main
-long_description = file: README.md
-long_description_content_type = text/markdown
-platforms = any
-classifiers =
-    Development Status :: 3 - Alpha
-    Programming Language :: Python :: 3
-    License :: OSI Approved :: MIT License
-    Operating System :: OS Independent
-    Topic :: Scientific/Engineering :: Electronic Design Automation (EDA)
-
-[options]
-packages = find_namespace:
-python_requires = >=3.7
-install_requires =
-    cocotb>=1.6.0
-
-[options.extras_require]
-test =
-    pytest
-    cocotb-test
-
-[options.packages.find]
-include = cocotbext.*
-
-# pytest configuration
-[tool:pytest]
-testpaths =
-    tests
-addopts =
-    --import-mode importlib
-
-[tox:tox]
-envlist = py37, py38, py39
-
-[gh-actions]
-python =
-    3.7: py37
-    3.8: py38
-    3.9: py39
-
-[testenv]
-deps =
-    pytest
-    pytest-xdist
-    cocotb-test
-
-commands =
-    pytest -n auto
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 8ab824c..0000000
--- a/setup.py
+++ /dev/null
@@ -1,2 +0,0 @@
-from setuptools import setup
-setup()
\ No newline at end of file