diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index e699067..46e1830 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -19,35 +19,31 @@ jobs:
       with:
         fetch-depth: 0
 
-    - name: Setup Micromamba
-      uses: mamba-org/provision-with-micromamba@v16
+    - name: Setup Micromamba Python
+      uses: mamba-org/setup-micromamba@v1
       with:
-        environment-file: false
+        environment-name: TEST
+        init-shell: bash
+        create-args: >-
+          python=3 --file requirements.txt --file requirements-dev.txt --channel conda-forge
 
-    - name: Build environment
+    - name: Install ctd
       shell: bash -l {0}
       run: |
-        micromamba create --name TEST python=3 --file requirements.txt --file requirements-dev.txt --channel conda-forge
-        micromamba activate TEST
         python -m pip install -e . --no-deps --force-reinstall
 
-    - name: Get the version
-      id: get_version
-      run: echo ::set-output name=VERSION::$(python setup.py --version)
-
     - name: Build documentation
       shell: bash -l {0}
-      run: |
+      run: >
         set -e
-        micromamba activate TEST
-        jupyter nbconvert --to notebook --execute notebooks/quick_intro.ipynb --output=quick_intro-output.ipynb
-        mv notebooks/*output.ipynb docs/source/
-        pushd docs
-        make clean html linkcheck
-        popd
+        && jupyter nbconvert --to notebook --execute notebooks/quick_intro.ipynb --output=quick_intro-output.ipynb
+        && mv notebooks/*output.ipynb docs/source/
+        && pushd docs
+        && make clean html linkcheck
+        && popd
 
     - name: Deploy
-      if: github.event_name == 'release' || github.event_name == 'push'
+      if: success() && github.event_name == 'release'
       uses: peaceiris/actions-gh-pages@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
index 91db72b..2eebf21 100644
--- a/.github/workflows/pypi.yml
+++ b/.github/workflows/pypi.yml
@@ -9,6 +9,10 @@ on:
     types:
       - published
 
+defaults:
+  run:
+    shell: bash
+
 jobs:
   packages:
     runs-on: ubuntu-latest
@@ -22,13 +26,10 @@ jobs:
 
     - name: Get tags
       run: git fetch --depth=1 origin +refs/tags/*:refs/tags/*
-      shell: bash
 
     - name: Install build tools
       run: |
-        python -m pip install --upgrade pip wheel setuptools setuptools_scm build twine
-
-      shell: bash
+        python -m pip install --upgrade pip build twine
 
     - name: Build binary wheel
       run: python -m build --sdist --wheel . --outdir dist
@@ -36,13 +37,11 @@ jobs:
     - name: CheckFiles
       run: |
         ls dist
-      shell: bash
 
     - name: Test wheels
       run: |
-        cd dist && python -m pip install ctd*.whl
+        cd dist && python -m pip install *.whl
         python -m twine check *
-      shell: bash
 
     - name: Publish a Python distribution to PyPI
       if: success() && github.event_name == 'release'
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 1e3df47..343de1f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -10,33 +10,32 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
         os: [windows-latest, ubuntu-latest, macos-latest]
       fail-fast: false
 
     steps:
     - uses: actions/checkout@v3
 
-    - name: Setup Micromamba
-      uses: mamba-org/provision-with-micromamba@v16
+    - name: Setup Micromamba Python ${{ matrix.python-version }}
+      uses: mamba-org/setup-micromamba@v1
       with:
-        environment-file: false
+        environment-name: TEST
+        init-shell: bash
+        create-args: >-
+          python=${{ matrix.python-version }} --file requirements.txt --file requirements-dev.txt --channel conda-forge
 
-    - name: Python ${{ matrix.python-version }}
+    - name: Install ctd
       shell: bash -l {0}
       run: |
-        micromamba create --name TEST python=${{ matrix.python-version }} --file requirements.txt --file requirements-dev.txt --channel conda-forge
-        micromamba activate TEST
         python -m pip install -e . --no-deps --force-reinstall
 
     - name: Tests
       shell: bash -l {0}
       run: |
-        micromamba activate TEST
         python -m pytest -rxs tests
 
     - name: Doctests
       shell: bash -l {0}
       run: |
-        micromamba activate TEST
         python -m pytest -s -rxs --doctest-modules -vv ctd
diff --git a/.isort.cfg b/.isort.cfg
deleted file mode 100644
index be273cd..0000000
--- a/.isort.cfg
+++ /dev/null
@@ -1,2 +0,0 @@
-[settings]
-known_third_party = gsw,matplotlib,numpy,pandas,pandas_flavor,pytest,setuptools
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index f55a570..8fd6c50 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -13,33 +13,24 @@ repos:
     - id: file-contents-sorter
       files: requirements-dev.txt
 
-- repo: https://github.com/econchick/interrogate
-  rev: 1.5.0
-  hooks:
-    - id: interrogate
-      exclude: ^(docs|setup.py|tests)
-      args: [--config=pyproject.toml]
-
-- repo: https://github.com/PyCQA/flake8
-  rev: 6.0.0
-  hooks:
-    - id: flake8
-      exclude: docs/source/conf.py
-      args: [--max-line-length=105, --ignore=E203]
-
-- repo: https://github.com/pycqa/isort
-  rev: 5.12.0
-  hooks:
-    - id: isort
-      additional_dependencies: [toml]
-      args: ["--profile", "black", "--filter-files"]
-
 - repo: https://github.com/psf/black
   rev: 23.3.0
   hooks:
   - id: black
     language_version: python3
 
+- repo: https://github.com/keewis/blackdoc
+  rev: v0.3.8
+  hooks:
+    - id: blackdoc
+
+- repo: https://github.com/econchick/interrogate
+  rev: 1.5.0
+  hooks:
+    - id: interrogate
+      exclude: ^(docs|tests)
+      args: [--config=pyproject.toml]
+
 
 - repo: https://github.com/codespell-project/codespell
   rev: v2.2.5
@@ -48,14 +39,28 @@ repos:
       args:
         - --ignore-words-list=pres,nd,te,afe,ue,wil,tey,te,ot,fo
 
-- repo: https://github.com/asottile/pyupgrade
-  rev: v3.7.0
-  hooks:
-    - id: pyupgrade
-      args:
-        - --py36-plus
-
 - repo: https://github.com/asottile/add-trailing-comma
   rev: v2.5.1
   hooks:
     - id: add-trailing-comma
+
+- repo: https://github.com/charliermarsh/ruff-pre-commit
+  rev: v0.0.274
+  hooks:
+    - id: ruff
+
+- repo: https://github.com/tox-dev/pyproject-fmt
+  rev: 0.12.1
+  hooks:
+    - id: pyproject-fmt
+
+ci:
+    autofix_commit_msg: |
+        [pre-commit.ci] auto fixes from pre-commit.com hooks
+
+        for more information, see https://pre-commit.ci
+    autofix_prs: false
+    autoupdate_commit_msg: '[pre-commit.ci] pre-commit autoupdate'
+    autoupdate_schedule: monthly
+    skip: []
+    submodules: false
diff --git a/ctd/plotting.py b/ctd/plotting.py
index a8ec726..260f80f 100644
--- a/ctd/plotting.py
+++ b/ctd/plotting.py
@@ -29,7 +29,7 @@ def plot_cast(df, secondary_y=False, label=None, ax=None, *args, **kwargs):
 
     y_inverted = False
     if not getattr(ax, "y_inverted", False):
-        setattr(ax, "y_inverted", True)
+        ax.y_inverted = True
         y_inverted = True
 
     if secondary_y:
@@ -40,11 +40,11 @@ def plot_cast(df, secondary_y=False, label=None, ax=None, *args, **kwargs):
 
     if isinstance(df, pd.DataFrame):
         labels = label if label else df.columns
-        for k, (col, series) in enumerate(df.items()):
+        for k, (_col, series) in enumerate(df.items()):
             ax.plot(series, series.index, label=labels[k])
     elif isinstance(df, pd.Series):
         label = label if label else str(df.name)
-        ax.plot(df.values, df.index, label=label, *args, **kwargs)
+        ax.plot(df.values, df.index, *args, label=label, **kwargs)
 
     ax.set_ylabel(ylabel)
     ax.set_xlabel(xlabel)
diff --git a/ctd/processing.py b/ctd/processing.py
index 6582d5e..8aecc11 100644
--- a/ctd/processing.py
+++ b/ctd/processing.py
@@ -62,16 +62,16 @@ def lp_filter(df, sample_rate=24.0, time_constant=0.15):
     >>> import matplotlib.pyplot as plt
     >>> import ctd
     >>> data_path = Path(__file__).parents[1].joinpath("tests", "data")
-    >>> raw = ctd.from_cnv(data_path.joinpath('CTD-spiked-unfiltered.cnv.bz2'))
-    >>> prc = ctd.from_cnv(data_path.joinpath('CTD-spiked-filtered.cnv.bz2'))
+    >>> raw = ctd.from_cnv(data_path.joinpath("CTD-spiked-unfiltered.cnv.bz2"))
+    >>> prc = ctd.from_cnv(data_path.joinpath("CTD-spiked-filtered.cnv.bz2"))
     >>> kw = {"sample_rate": 24.0, "time_constant": 0.15}
     >>> original = prc.index.values
     >>> unfiltered = raw.index.values
     >>> filtered = raw.lp_filter(**kw).index.values
     >>> fig, ax = plt.subplots()
-    >>> l1, = ax.plot(original, 'k', label='original')
-    >>> l2, = ax.plot(unfiltered, 'r', label='unfiltered')
-    >>> l3, = ax.plot(filtered, 'g', label='filtered')
+    >>> (l1,) = ax.plot(original, "k", label="original")
+    >>> (l2,) = ax.plot(unfiltered, "r", label="unfiltered")
+    >>> (l3,) = ax.plot(filtered, "g", label="filtered")
     >>> leg = ax.legend()
 
     Notes
diff --git a/ctd/read.py b/ctd/read.py
index 384a3b2..46266b4 100644
--- a/ctd/read.py
+++ b/ctd/read.py
@@ -202,7 +202,7 @@ def from_bl(fname):
     >>> from pathlib import Path
     >>> import ctd
     >>> data_path = Path(__file__).parents[1].joinpath("tests", "data")
-    >>> df = ctd.from_bl(str(data_path.joinpath('bl', 'bottletest.bl')))
+    >>> df = ctd.from_bl(str(data_path.joinpath("bl", "bottletest.bl")))
     >>> df._metadata["time_of_reset"]
     datetime.datetime(2018, 6, 25, 20, 8, 55)
 
@@ -231,7 +231,7 @@ def from_btl(fname):
     >>> from pathlib import Path
     >>> import ctd
     >>> data_path = Path(__file__).parents[1].joinpath("tests", "data")
-    >>> bottles = ctd.from_btl(data_path.joinpath('btl', 'bottletest.btl'))
+    >>> bottles = ctd.from_btl(data_path.joinpath("btl", "bottletest.btl"))
 
     """
     f = _read_file(fname)
@@ -291,10 +291,13 @@ def from_btl(fname):
             try:
                 df[column] = df[column].astype(float)
             except ValueError:
-                warnings.warn("Could not convert %s to float." % column)
+                warnings.warn(
+                    f"Could not convert {column} to float.",
+                    stacklevel=2,
+                )
 
     df["Date"] = pd.to_datetime(df["Date"])
-    setattr(df, "_metadata", metadata)
+    df._metadata = metadata
     return df
 
 
@@ -307,8 +310,8 @@ def from_edf(fname):
     >>> from pathlib import Path
     >>> import ctd
     >>> data_path = Path(__file__).parents[1].joinpath("tests", "data")
-    >>> cast = ctd.from_edf(data_path.joinpath('XBT.EDF.gz'))
-    >>> ax = cast['temperature'].plot_cast()
+    >>> cast = ctd.from_edf(data_path.joinpath("XBT.EDF.gz"))
+    >>> ax = cast["temperature"].plot_cast()
 
     """
     f = _read_file(fname)
@@ -370,7 +373,7 @@ def from_edf(fname):
         "header": "\n".join(header),
         "serial": serial,
     }
-    setattr(df, "_metadata", metadata)
+    df._metadata = metadata
     return df
 
 
@@ -383,9 +386,9 @@ def from_cnv(fname):
     >>> from pathlib import Path
     >>> import ctd
     >>> data_path = Path(__file__).parents[1].joinpath("tests", "data")
-    >>> cast = ctd.from_cnv(data_path.joinpath('CTD_big.cnv.bz2'))
+    >>> cast = ctd.from_cnv(data_path.joinpath("CTD_big.cnv.bz2"))
     >>> downcast, upcast = cast.split()
-    >>> ax = downcast['t090C'].plot_cast()
+    >>> ax = downcast["t090C"].plot_cast()
 
     """
     f = _read_file(fname)
@@ -451,10 +454,13 @@ def from_cnv(fname):
             try:
                 df[column] = df[column].astype(float)
             except ValueError:
-                warnings.warn("Could not convert %s to float." % column)
+                warnings.warn(
+                    f"Could not convert {column} to float.",
+                    stacklevel=2,
+                )
 
     metadata["name"] = str(name)
-    setattr(df, "_metadata", metadata)
+    df._metadata = metadata
     return df
 
 
@@ -468,9 +474,9 @@ def from_fsi(fname, skiprows=9):
     >>> from pathlib import Path
     >>> import ctd
     >>> data_path = Path(__file__).parents[1].joinpath("tests", "data")
-    >>> cast = ctd.from_fsi(data_path.joinpath('FSI.txt.gz'))
+    >>> cast = ctd.from_fsi(data_path.joinpath("FSI.txt.gz"))
     >>> downcast, upcast = cast.split()
-    >>> ax = downcast['TEMP'].plot_cast()
+    >>> ax = downcast["TEMP"].plot_cast()
 
     """
     f = _read_file(fname)
@@ -487,7 +493,7 @@ def from_fsi(fname, skiprows=9):
     df.set_index("PRES", drop=True, inplace=True)
     df.index.name = "Pressure [dbar]"
     metadata = {"name": str(fname)}
-    setattr(df, "_metadata", metadata)
+    df._metadata = metadata
     return df
 
 
@@ -505,7 +511,7 @@ def rosette_summary(fname):
     >>> from pathlib import Path
     >>> import ctd
     >>> data_path = Path(__file__).parents[1].joinpath("tests", "data")
-    >>> fname = data_path.joinpath('CTD/g01l01s01.ros')
+    >>> fname = data_path.joinpath("CTD/g01l01s01.ros")
     >>> ros = ctd.rosette_summary(fname)
     >>> ros = ros.groupby(ros.index).mean()
     >>> ros.pressure.values.astype(int)
@@ -526,7 +532,7 @@ def from_castaway_csv(fname):
     Example
     --------
     >>> import ctd
-    >>> cast = ctd.from_castaway_csv('tests/data/castaway_data.csv')
+    >>> cast = ctd.from_castaway_csv("tests/data/castaway_data.csv")
     >>> cast.columns
     Index(['depth', 'temperature', 'conductivity', 'specific_conductance',
            'salinity', 'sound_velocity', 'density'],
@@ -561,6 +567,6 @@ def from_castaway_csv(fname):
     for line in meta:
         metadata[line[0]] = line[1]
     metadata["units"] = units
-    setattr(df, "_metadata", metadata)
+    df._metadata = metadata
 
     return df
diff --git a/pyproject.toml b/pyproject.toml
index afc1fba..c4bb7e7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,79 @@
 [build-system]
-requires = ["setuptools>=41.2", "setuptools_scm", "wheel"]
 build-backend = "setuptools.build_meta"
+requires = [
+  "setuptools>=41.2",
+  "setuptools_scm",
+  "wheel",
+]
+
+[project]
+name = "ctd"
+description = "Tools to load hydrographic data into pandas DataFrame"
+license = {text = "BSD-3-Clause"}
+authors = [
+    {name = "Filipe Fernandes", email = "ocefpaf+ctd@gmail.com"},
+]
+requires-python = ">=3.9"
+classifiers = [
+  "Programming Language :: Python :: 3 :: Only",
+  "Programming Language :: Python :: 3.9",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+]
+dynamic = [
+  "dependencies",
+  "readme",
+  "version",
+]
+[project.urls]
+documentation = "https://pyoceans.github.io/python-ctd"
+homepage = "https://github.com/pyoceans/python-ctd"
+repository = "https://github.com/pyoceans/python-ctd"
+
+[tool.setuptools]
+packages = ["ctd"]
+include-package-data = true
+license-files = ["LICENSE.txt"]
+
+[tool.setuptools.dynamic]
+dependencies = {file = ["requirements.txt"]}
+readme = {file = "README.md", content-type = "text/markdown"}
+
+[tool.setuptools_scm]
+write_to = "ctd/_version.py"
+write_to_template = "__version__ = '{version}'"
+tag_regex = "^(?P<prefix>v)?(?P<version>[^\\+]+)(?P<suffix>.*)?$"
+
+[tool.ruff]
+select = [
+    "A", # flake8-builtins
+    "B", # flake8-bugbear
+    "C4", # flake8-comprehensions
+    "F", # flakes
+    "I", # import sorting
+    "T20", # flake8-print
+    "UP", # upgrade
+]
+target-version = "py39"
+line-length = 80
+
+[tool.ruff.per-file-ignores]
+"docs/source/conf.py" = [
+  "E402",
+  "A001",
+]
+
+[tool.check-manifest]
+ignore = [
+    "*.yml",
+    ".coveragerc",
+    "docs",
+    "docs/*",
+    "notebooks",
+    "notebooks/*",
+    "tests",
+    "tests/*",
+]
 
 [tool.interrogate]
 ignore-init-method = true
@@ -10,7 +83,7 @@ ignore-semiprivate = false
 ignore-private = false
 ignore-module = false
 fail-under = 95
-exclude = ["setup.py", "docs", "tests"]
+exclude = ["docs", "tests"]
 verbose = 1
 quiet = false
 color = true
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 012e343..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,49 +0,0 @@
-[metadata]
-name = ctd
-description = Tools to load hydrographic data into pandas DataFrame
-author = Filipe Fernandes
-author_email = ocefpaf@gmail.com
-url = https://github.com/pyoceans/python-ctd
-long_description_content_type = text/markdown
-long_description = file: README.md
-license = BSD-3-Clause
-license_files = LICENSE.txt
-classifiers =
-    Development Status :: 5 - Production/Stable
-    Intended Audience :: Science/Research
-    Operating System :: OS Independent
-    License :: OSI Approved :: BSD License
-    Programming Language :: Python
-    Programming Language :: Python :: 3
-    Topic :: Scientific/Engineering
-
-[options]
-zip_safe = True
-install_requires =
-    chardet
-    gsw >=3.3.0
-    matplotlib
-    numpy
-    pandas >=0.24.0
-    pandas-flavor >=0.1.2
-    scipy
-python_requires = >=3.6
-packages = find:
-
-[sdist]
-formats = gztar
-
-[check-manifest]
-ignore =
-    *.yml
-    .coveragerc
-    docs
-    docs/*
-    notebooks
-    notebooks/*
-    tests
-    tests/*
-
-[flake8]
-max-line-length = 105
-ignore = E203
diff --git a/setup.py b/setup.py
deleted file mode 100644
index b451531..0000000
--- a/setup.py
+++ /dev/null
@@ -1,12 +0,0 @@
-from setuptools import setup
-
-setup(
-    # The package metadata is specified in setup.cfg but GitHub's downstream dependency graph
-    # does not work unless we put the name this here too.
-    name="ctd",
-    use_scm_version={
-        "write_to": "ctd/_version.py",
-        "write_to_template": '__version__ = "{version}"',
-        "tag_regex": r"^(?P<prefix>v)?(?P<version>[^\+]+)(?P<suffix>.*)?$",
-    },
-)