diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 332e735..fb66d05 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -1,8 +1,14 @@
-# This file is autogenerated by maturin v1.4.0
-# To update, run
+# This file is based on the autogenerated one by maturin v1.7.8 with:
 #
-#    maturin generate-ci github --pytest
+#    maturin generate-ci github
 #
+# Differences are:
+# - removed x86, armv7, s390x, ppc64le targets from Linux
+# - removed free-threaded wheels
+# - removed musllinux
+# - have separate linux-just-test and linux-min-versions-just-test jobs
+# - add the `RUSTFLAGS: "-Dwarnings"` env variable
+
 name: CI
 
 on:
@@ -15,10 +21,6 @@ on:
   pull_request:
   workflow_dispatch:
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
 permissions:
   contents: read
 
@@ -27,12 +29,12 @@ env:
   RUSTFLAGS: "-Dwarnings"
 
 jobs:
-  linux_tests:
+  linux-just-test:
     runs-on: ubuntu-latest
     strategy:
       matrix:
         target: [x86_64]
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.11", "3.13"]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -47,12 +49,12 @@ jobs:
       - run: make install
       - run: make test
 
-  linux_min_version_tests:
+  linux-min-versions-just-test:
     runs-on: ubuntu-latest
     strategy:
       matrix:
         target: [x86_64]
-        python-version: ["3.8"]
+        python-version: ["3.9"]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -68,71 +70,81 @@ jobs:
       - run: make test
 
   linux:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.platform.runner }}
     strategy:
       matrix:
-        target: [x86_64]
+        platform:
+          - runner: ubuntu-22.04
+            target: x86_64
+          - runner: ubuntu-22.04
+            target: aarch64
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
+          python-version: 3.x
       - name: Build wheels
         uses: PyO3/maturin-action@v1
         with:
-          target: ${{ matrix.target }}
-          args: --release --out dist --find-interpreter
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist
           sccache: 'true'
           manylinux: auto
       - name: Upload wheels
         uses: actions/upload-artifact@v4
         with:
-          name: wheels-linux-${{ matrix.target }}
+          name: wheels-linux-${{ matrix.platform.target }}
           path: dist
 
   windows:
-    runs-on: windows-latest
+    runs-on: ${{ matrix.platform.runner }}
     strategy:
       matrix:
-        target: [x64, x86]
+        platform:
+          - runner: windows-latest
+            target: x64
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
-          architecture: ${{ matrix.target }}
+          python-version: 3.x
+          architecture: ${{ matrix.platform.target }}
       - name: Build wheels
         uses: PyO3/maturin-action@v1
         with:
-          target: ${{ matrix.target }}
-          args: --release --out dist --find-interpreter
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist
           sccache: 'true'
       - name: Upload wheels
         uses: actions/upload-artifact@v4
         with:
-          name: wheels-windows-${{ matrix.target }}
+          name: wheels-windows-${{ matrix.platform.target }}
           path: dist
 
   macos:
-    runs-on: macos-latest
+    runs-on: ${{ matrix.platform.runner }}
     strategy:
       matrix:
-        target: [x86_64, aarch64]
+        platform:
+          - runner: macos-13
+            target: x86_64
+          - runner: macos-14
+            target: aarch64
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
+          python-version: 3.x
       - name: Build wheels
         uses: PyO3/maturin-action@v1
         with:
-          target: ${{ matrix.target }}
-          args: --release --out dist --find-interpreter
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist
           sccache: 'true'
       - name: Upload wheels
         uses: actions/upload-artifact@v4
         with:
-          name: wheels-macos-${{ matrix.target }}
+          name: wheels-macos-${{ matrix.platform.target }}
           path: dist
 
   sdist:
@@ -157,11 +169,23 @@ jobs:
     needs: [linux, windows, macos, sdist]
     environment: pypi
     permissions:
-      id-token: write  # IMPORTANT: mandatory for trusted publishing
+      # Use to sign the release artifacts
+      id-token: write
+      # Used to upload release artifacts
+      contents: write
+      # Used to generate artifact attestation
+      attestations: write
     steps:
       - uses: actions/download-artifact@v4
+      - name: Generate artifact attestation
+        uses: actions/attest-build-provenance@v1
+        with:
+          subject-path: 'wheels-*/*'
       - name: Publish to PyPI
+        if: ${{ startsWith(github.ref, 'refs/tags/') }}
         uses: PyO3/maturin-action@v1
+        env:
+          MATURIN_PYPI_TOKEN: ${{ secrets.PYPI_API_TOKEN }}
         with:
           command: upload
           args: --non-interactive --skip-existing wheels-*/*
diff --git a/Cargo.lock b/Cargo.lock
index f100513..ceb570d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2118,7 +2118,7 @@ dependencies = [
 
 [[package]]
 name = "polars_xdt"
-version = "0.16.1"
+version = "0.16.6"
 dependencies = [
  "chrono",
  "chrono-tz 0.10.0",
diff --git a/Cargo.toml b/Cargo.toml
index 4730b41..df71231 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polars_xdt"
-version = "0.16.2"
+version = "0.16.7"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -9,7 +9,7 @@ name = "polars_xdt"
 crate-type = ["cdylib"]
 
 [dependencies]
-pyo3 = { version = "0.21.2", features = ["extension-module", "abi3-py38"] }
+pyo3 = { version = "0.21.2", features = ["extension-module", "abi3-py39"] }
 pyo3-polars = { version = "0.18.0", features = ["derive"] }
 serde = { version = "1", features = ["derive"] }
 chrono = { version = "0.4.38", default-features = false, features = ["std", "unstable-locales"] } 
diff --git a/polars_xdt/functions.py b/polars_xdt/functions.py
index bb22aea..1589313 100644
--- a/polars_xdt/functions.py
+++ b/polars_xdt/functions.py
@@ -2,7 +2,7 @@
 
 import sys
 from pathlib import Path
-from typing import TYPE_CHECKING, Literal, Sequence
+from typing import TYPE_CHECKING, Literal
 
 import polars as pl
 from polars.plugins import register_plugin_function
@@ -15,6 +15,7 @@
     from typing_extensions import TypeAlias
 
 if TYPE_CHECKING:
+    from collections.abc import Sequence
     from datetime import date
 
     from polars import Expr
diff --git a/polars_xdt/ranges.py b/polars_xdt/ranges.py
index 5b683ff..7a0e803 100644
--- a/polars_xdt/ranges.py
+++ b/polars_xdt/ranges.py
@@ -1,7 +1,7 @@
 from __future__ import annotations
 
 import re
-from typing import TYPE_CHECKING, Literal, Sequence, Union, overload
+from typing import TYPE_CHECKING, Literal, Union, overload
 
 import polars as pl
 
@@ -9,6 +9,7 @@
 
 if TYPE_CHECKING:
     import sys
+    from collections.abc import Sequence
 
     if sys.version_info >= (3, 10):
         from typing import TypeAlias
diff --git a/pyproject.toml b/pyproject.toml
index fb120ee..47a76d3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 
 [project.urls]
 "Repository" = "https://github.com/MarcoGorelli/polars-xdt"