diff --git a/.github/workflows/pypi_deploy.yml b/.github/workflows/pypi_deploy.yml
index 444d455f..1a113078 100644
--- a/.github/workflows/pypi_deploy.yml
+++ b/.github/workflows/pypi_deploy.yml
@@ -43,14 +43,15 @@ jobs:
         os:
           - ubuntu-latest
           - ubuntu-24.04-arm
-          - macos-13 # intel
-          - macos-14 # apple silicon
+          - macos-15-intel # intel
+          - macos-15 # apple silicon
     steps:
       - uses: actions/checkout@v4
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.22.0
         env:
-          CIBW_SKIP: pp* *musllinux* cp36-* cp37-*
+          CIBW_BUILD: cp310-* # ctypes wrapper -> py3-none wheel, one interpreter per platform suffices
+          CIBW_SKIP: '*musllinux*'
           CIBW_BEFORE_BUILD_LINUX: yum -y install boost-devel
           CIBW_ARCHS_LINUX: ${{ fromJSON('["x86_64", "aarch64"]')[matrix.os == 'ubuntu-24.04-arm'] }} # poor man ternary https://github.com/orgs/community/discussions/25725#discussioncomment-3248924
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux_2_28
@@ -74,8 +75,8 @@ jobs:
         os:
           - ubuntu-latest
           - ubuntu-24.04-arm
-          - macos-13 # intel
-          - macos-14 # apple silicon
+          - macos-15-intel # intel
+          - macos-15 # apple silicon
     steps:
     - name: Download wheel
       uses: actions/download-artifact@v4
diff --git a/pyproject.toml b/pyproject.toml
index df74229c..9352ff08 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,6 +36,7 @@ classifiers = [
   'Programming Language :: Python :: 3.11',
   'Programming Language :: Python :: 3.12',
   'Programming Language :: Python :: 3.13',
+  'Programming Language :: Python :: 3.14',
   'Programming Language :: Python :: Implementation :: CPython',
   'Topic :: File Formats',
   'Topic :: Scientific/Engineering :: Atmospheric Science',
@@ -62,6 +63,7 @@ cmake.args = [
     "-DSERIALBOX_ASYNC_API=false"
 ]
 wheel.expand-macos-universal-tags = true
+wheel.py-api = "py3"  # ctypes wrapper, no libpython linkage: one wheel works for all Python 3
 wheel.install-dir = "serialbox"
 wheel.packages = []
 wheel.license-files = []