diff --git a/pyproject.toml b/python/finufft/pyproject.toml
similarity index 92%
rename from pyproject.toml
rename to python/finufft/pyproject.toml
index 008f7041b..e98041647 100644
--- a/pyproject.toml
+++ b/python/finufft/pyproject.toml
@@ -36,10 +36,12 @@ minimum-version = "0.4"
 # Setuptools-style build caching in a local directory
 build-dir = "build/{wheel_tag}"
 
+# Tell skbuild to look for the CMakeLists.txt file two directories up.
+cmake.source-dir = "../../"
 cmake.targets = ["finufft"]
 cmake.define = {"FINUFFT_BUILD_PYTHON" = "ON", "FINUFFT_ENABLE_INSTALL" = "OFF"}
 
-wheel.packages = ["python/finufft/finufft"]
+wheel.packages = ["finufft"]
 
 # Indicate that we don't depend on the CPython API
 wheel.py-api = "py3"
@@ -47,7 +49,7 @@ wheel.py-api = "py3"
 [tool.scikit-build.metadata.version]
 # Instead of hardcoding the version here, extract it from the source files.
 provider = "scikit_build_core.metadata.regex"
-input = "python/finufft/finufft/__init__.py"
+input = "finufft/__init__.py"
 
 [tool.cibuildwheel]
 # Necessary to see build output from the actual compilation
diff --git a/python/finufft/setup.py b/python/finufft/setup.py
deleted file mode 100644
index c2bf12f8d..000000000
--- a/python/finufft/setup.py
+++ /dev/null
@@ -1,99 +0,0 @@
-# This defines the Python module installation.
-
-# Barnett 3/1/18. Updates by Yu-Hsuan Shih, June 2018.
-# win32 mingw patch by Vineet Bansal, Feb 2019.
-# attempt ../make.inc reading (failed) and default finufftdir. 2/25/20
-# Barnett trying to get sphinx.ext.autodoc to work w/ this, 10/5/20
-
-__version__ = '2.2.0'
-
-from setuptools import setup, Extension
-import os
-import platform
-from pathlib import Path
-
-from tempfile import mkstemp
-
-finufft_dir = os.environ.get('FINUFFT_DIR')
-
-# Note: This will not work if run through pip install since setup.py is copied
-# to a different location.
-if finufft_dir == None or finufft_dir == '':
-    finufft_dir = Path(__file__).resolve().parents[2]
-
-# Set include and library paths relative to FINUFFT root directory.
-inc_dir = os.path.join(finufft_dir, 'include')
-lib_dir = os.path.join(finufft_dir, 'lib')
-lib_dir_cmake = os.path.join(finufft_dir, 'build')   # lib may be only here
-
-# Read in long description from README.md.
-with open(os.path.join(finufft_dir, 'python', 'finufft', 'README.md'), 'r') as f:
-        long_description = f.read()
-
-finufft_dlib = 'finufft'
-
-# Windows does not have the concept of rpath and as a result, MSVC crashes if
-# supplied with one.
-if platform.system() != "Windows":
-    runtime_library_dirs = [lib_dir, lib_dir_cmake]
-else:
-    runtime_library_dirs = []
-
-# For certain platforms (e.g. Ubuntu 20.04), we need to create a dummy source
-# that calls one of the functions in the FINUFFT dynamic library. The reason
-# is that these platforms override the default --no-as-needed flag for ld,
-# which means that the linker will only link to those dynamic libraries for
-# which there are unresolved symbols in the object files. Since we do not have
-# a real source, the result is that no dynamic libraries are linked. To
-# prevent this, we create a dummy source so that the library will link as
-# expected.
-fd, source_filename = mkstemp(suffix='.c', text=True)
-
-with open(fd, 'w') as f:
-    f.write( \
-"""
-#include <finufft.h>
-
-void PyInit_finufftc(void) {
-    finufft_opts opt;
-
-    finufft_default_opts(&opt);
-}
-""")
-
-
-########## SETUP ###########
-setup(
-    name='finufft',
-    version=__version__,
-    author='Python interfaces by: Jeremy Magland, Daniel Foreman-Mackey, Joakim Anden, Libin Lu, and Alex Barnett',
-    author_email='abarnett@flatironinstitute.org',
-    url='https://github.com/flatironinstitute/finufft',
-    description='Python interface to FINUFFT',
-    long_description=long_description,
-    long_description_content_type='text/markdown',
-    license="Apache 2",
-    packages=['finufft'],
-    classifiers=[
-        'License :: OSI Approved :: Apache Software License',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: C++',
-        'Operating System :: POSIX :: Linux',
-        'Operating System :: MacOS :: MacOS X',
-        'Operating System :: Microsoft :: Windows',
-    ],
-    install_requires=['numpy>=1.12.0'],
-    python_requires='>=3.6',
-    zip_safe=False,
-    py_modules=['finufft.finufftc'],
-    ext_modules=[
-        Extension(name='finufft.finufftc',
-                  sources=[source_filename],
-                  include_dirs=[inc_dir, '/usr/local/include'],
-                  library_dirs=[lib_dir, lib_dir_cmake, '/usr/local/lib'],
-                  libraries=[finufft_dlib],
-                  runtime_library_dirs=runtime_library_dirs)
-        ]
-)
-
-os.unlink(source_filename)