diff --git a/.github/workflows/tlr_tests.yml b/.github/workflows/tlr_tests.yml
index 0790afd..e076b7a 100644
--- a/.github/workflows/tlr_tests.yml
+++ b/.github/workflows/tlr_tests.yml
@@ -27,10 +27,10 @@ jobs:
           #  python: 3.x
           #  toxenv: codestyle
 
-          - name: Python 3.10 with minimal dependencies
+          - name: Python 3.11 with minimal dependencies
             os: ubuntu-latest
-            python: "3.10"
-            toxenv: py310-test
+            python: 3.11
+            toxenv: py311-test
 
           #- name: Python 3.8 with all optional dependencies and coverage checking
           #  os: ubuntu-latest
diff --git a/.gitignore b/.gitignore
index 5a9ff36..78f90bb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# file generated by setuptools_scm
+tessilator/_version.py
+
 # SPECIFIC FILES AND DIRECTORIES
 
 contaminants
diff --git a/pyproject.toml b/pyproject.toml
index a8b5f13..fbb709d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,93 @@
+[project]
+name = "tessilator"
+authors = [
+  {name = "Alex Binks", email = "binks@astro.uni-tuebingen.de"},
+  {name = "Moritz Guenther", email = "hgunther@mit.edu"},
+]
+maintainers = [
+  {name = "Alex Binks", email = "binks@astro.uni-tuebingen.de"},
+  {name = "Moritz Guenther", email = "hgunther@mit.edu"},
+]
+description = "The one-stop shop for measuring TESS rotation periods"
+readme = {file = "README.rst", content-type = "text/x-rst"}
+requires-python = ">=3.11.0"
+keywords = ["TESS", "lightcurve", "star", "period"]
+license = {file = "LICENSE"}
+classifiers = [
+  "Development Status :: 4 - Beta",
+  "Intended Audience :: Science/Research",
+  "License :: OSI Approved :: MIT License",
+  "Natural Language :: English",
+  "Operating System :: OS Independent",
+  "Programming Language :: Python :: 3",
+  "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Topic :: Scientific/Engineering :: Astronomy"
+]
+dynamic = ["version"]
+dependencies = [
+  "astropy",
+  "numpy",
+  "astroquery",
+  "photutils",
+  "matplotlib",
+  "numpy>=1.20.0",
+  "scipy>=1.9.0",
+  "statsmodels",
+  "pyinputplus"
+]
+
+[project.optional-dependencies]
+test = [
+  "pytest-astropy",
+  "sphinx-astropy"
+]
+docs = [
+  "sphinx",
+  "sphinx-automodapi",
+  "numpydoc"
+]
+
+[project.scripts]
+run_tess_sectors = "tessilator.scripts.run_tess_sectors:main"
+run_tess_cutouts = "tessilator.scripts.run_tess_cutouts:main"
+
+[project.urls]
+"Homepage" = "https://tessilator.readthedocs.io/"
+"Source" = "https://github.com/alexbinks/tessilator"
+"Issue tracker" = "https://github.com/alexbinks/tessilator/issues"
+
 [build-system]
 requires = ["setuptools", "wheel", "setuptools_scm"]
 build-backend = 'setuptools.build_meta'
+
+[tool.setuptools]
+include-package-data = true
+license-files = ["LICENSE", "other_licenses/*"]
+
+[tool.setuptools.packages.find]
+include = ["tessilator*"]
+namespaces = true
+
+[tool.setuptools.package-data]
+"tessilator" = ["CITATION.cff"]
+"tessilator.tests" = ["*_tests/*"]
+
+[tool.setuptools_scm]
+write_to = "tessilator/_version.py"
+
+[tool.pytest.ini_options]
+minversion = "7.0"
+testpaths = [
+    "tessilator",
+    "docs",
+]
+norecursedirs = [
+    "docs[\\/]_build",
+    "docs[\\/]generated"
+]
+addopts = [
+    "--color=yes",
+    "-v"
+]
+log_cli_level = "info"
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 6fe34a0..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,44 +0,0 @@
-[metadata]
-name = tessilator
-description = The one-stop shop for measuring TESS rotation periods
-long_description = file: README.rst
-author = Alex Binks & Moritz Guenther
-author_email = abinks@mit.edu
-url = https://github.com/alexbinks/tessilator
-license = MIT License
-copyright = 2024, Alex Binks & Moritz Guenther
-
-
-[options]
-zip_safe = False
-packages = find:
-install_requires =
-    numpy
-    astropy
-    astroquery
-    photutils
-    scipy
-    matplotlib
-    pyinputplus
-    statsmodels
-
-[options.entry_points]
-console_scripts =
-    run_tess_sectors = tessilator.scripts.run_tess_sectors:main
-    run_tess_cutouts = tessilator.scripts.run_tess_cutouts:main
-
-[options.extras_require]
-docs =
-    sphinx
-    sphinx-automodapi
-    sphinx-astropy
-    numpydoc
-test = 
-    pytest-astropy
-    sphinx-astropy
-
-[options.package_data]
-tessilator.tests = ABDor_tests/*, AUMic_tests/*
-    
-[tool:pytest]
-addopts = -v
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 460aabe..0000000
--- a/setup.py
+++ /dev/null
@@ -1,2 +0,0 @@
-from setuptools import setup
-setup(use_scm_version=True)
diff --git a/tox.ini b/tox.ini
index ffa62a1..e107e0f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,8 +1,8 @@
 [tox]
 envlist =
-    py{39,310,311,312}-test{,-alldeps,-devdeps}{,-cov}
-    py{39,310}-test-numpy{117,118}
-    py{39,310}-test-astropy{51,lts}
+    py{311,312}-test{,-alldeps,-devdeps}{,-cov}
+    py{311,312}-test-numpy{122,126}
+    py{311,312}-test-astropy{61}
     build_docs
     linkcheck
     codestyle