From 3e26fd7e9df0bdc48588d0cb4040b596e5aee3ef Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 22 Jul 2026 14:39:31 +0200
Subject: [PATCH 01/15] [ci] minimal refactor to use cibuildwheel

---
 .github/workflows/python_wheel_build.yml | 33 +++++++-----------------
 1 file changed, 9 insertions(+), 24 deletions(-)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index 3cd84480208ad..226e87fda3011 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -54,31 +54,16 @@ on:
 jobs:
   Build_Wheel:
     runs-on: macos-26 
+    strategy:
+      fail-fast: false
+      matrix:
+        target: [cp310-macosx_x86_64, cp311-macosx_x86_64, cp312-macosx_x86_64, cp313-macosx_x86_64, cp314-macosx_x86_64,
+                 cp310-macosx_arm64, cp311-macosx_arm64, cp312-macosx_arm64, cp313-macosx_arm64, cp314-macosx_arm64]
+    name: ${{ matrix.target }}
     steps:
-      - name: Checkout the official ROOT repo
-        uses: actions/checkout@v6
-        with:
-          path: root
-#          ref: v${{ inputs.major }}-${{ inputs.minor }}-${{ inputs.patch }}
-      - name: Make wheel
+      - uses: actions/checkout@v6
+      - uses: ./.github/workflows/cibuildwheel-impl
         env:
             MACOSX_DEPLOYMENT_TARGET: 26.5
-        run: |
-            mkdir wheel_creation && cd wheel_creation
-            cp -r ../root .
-            python3 -m venv root_build_env 
-            source root_build_env/bin/activate
-            pip install --upgrade pip setuptools wheel build
-            cd root
-            pip install -r requirements.txt
-            python3 -m build --wheel
-            pip install delocate 
-            mkdir fixed_wheels
-            delocate-wheel -v -w fixed_wheels/ dist/*.whl
-
-      - name: Upload_wheel
-        uses: actions/upload-artifact@v6
         with:
-          name: Wheel upload
-          path: /Users/runner/work/root/root/wheel_creation/root/fixed_wheels/*.whl
-          if-no-files-found: error
+          build-tag: ${{ matrix.target }}

From 2c1dcf0695ac9d468d968d29b3300691ed89688b Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 22 Jul 2026 15:03:08 +0200
Subject: [PATCH 02/15] fixup! [ci] minimal refactor to use cibuildwheel

---
 .github/workflows/python_wheel_build.yml | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index 226e87fda3011..9b291e20dd05f 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -50,6 +50,8 @@ on:
         - "30"
         required: true
         default: "00"
+  pull_request:
+    types: [opened, synchronize, reopened]
 
 jobs:
   Build_Wheel:
@@ -57,8 +59,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        target: [cp310-macosx_x86_64, cp311-macosx_x86_64, cp312-macosx_x86_64, cp313-macosx_x86_64, cp314-macosx_x86_64,
-                 cp310-macosx_arm64, cp311-macosx_arm64, cp312-macosx_arm64, cp313-macosx_arm64, cp314-macosx_arm64]
+        target: [cp310-macosx_arm64, cp311-macosx_arm64, cp312-macosx_arm64, cp313-macosx_arm64, cp314-macosx_arm64]
     name: ${{ matrix.target }}
     steps:
       - uses: actions/checkout@v6

From 4364d55968c7e938e43cf1d2bfd49a600bc83f3a Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 22 Jul 2026 16:56:00 +0200
Subject: [PATCH 03/15] [ci] test the produced macos wheels

---
 .github/workflows/python_wheel_build.yml | 37 ++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index 9b291e20dd05f..a0cbca5086fa2 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -68,3 +68,40 @@ jobs:
             MACOSX_DEPLOYMENT_TARGET: 26.5
         with:
           build-tag: ${{ matrix.target }}
+
+    Test_Wheels:
+    needs: Build_Wheel
+    runs-on: macos-26
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+    name: test-wheel-cp${{ matrix.python-version }}
+    steps:
+      - uses: actions/checkout@v6
+      - name: Download produced wheels
+        uses: actions/download-artifact@v4
+        with:
+          path: wheels
+          merge-multiple: true
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install produced wheel
+        run: |
+          ls -R wheels
+          PY_VER=$(python -c "import sys; print(f'cp{sys.version_info.major}{sys.version_info.minor}')")
+          WHEEL=$(ls wheels/*${PY_VER}*macosx*.whl | head -n 1)
+          echo "Python version: ${PY_VER}, installing wheel: ${WHEEL}"
+          pip install "$WHEEL"
+
+      - name: Install tutorials dependencies
+        run: |
+          python -m pip install --no-cache-dir -r test/wheels/requirements-ci.txt
+
+      - name: Run tutorials
+        run: |
+          pytest -vv --verbosity="4" -rF test/wheels

From c2faa8dbe5ae64c5a133bc81c2ddc08d0dcebeda Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 22 Jul 2026 17:02:14 +0200
Subject: [PATCH 04/15] fixup! [ci] test the produced macos wheels

---
 .github/workflows/python_wheel_build.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index a0cbca5086fa2..b7b1822670be5 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -69,7 +69,7 @@ jobs:
         with:
           build-tag: ${{ matrix.target }}
 
-    Test_Wheels:
+  Test_Wheels:
     needs: Build_Wheel
     runs-on: macos-26
     strategy:

From 7b4fe4549b17c889c101a0ef9f5f03eb10deb4b1 Mon Sep 17 00:00:00 2001
From: siliataider <siliataider@gmail.com>
Date: Sat, 25 Jul 2026 19:59:37 +0200
Subject: [PATCH 05/15] remove stripping of symbols (aggressive for macos)

---
 pyproject.toml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pyproject.toml b/pyproject.toml
index 096eba25b8703..ccb3c0d861cfa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ dependencies = [
 
 # Point backend to python packages and to explicitly use Ninja
 [tool.scikit-build]
+install.strip = false
 wheel.packages = [
 	"bindings/pyroot/pythonizations/python/ROOT",
 	"bindings/pyroot/cppyy/cppyy/python/cppyy",

From 6e40d2f22fd3b228a04e26f30d6ddf5b4312a340 Mon Sep 17 00:00:00 2001
From: siliataider <siliataider@gmail.com>
Date: Mon, 27 Jul 2026 11:34:17 +0200
Subject: [PATCH 06/15] try lowering deployment target to 15.0

---
 .github/workflows/python_wheel_build.yml | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index b7b1822670be5..e2078d41778d6 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -55,7 +55,7 @@ on:
 
 jobs:
   Build_Wheel:
-    runs-on: macos-26 
+    runs-on: macos-15
     strategy:
       fail-fast: false
       matrix:
@@ -65,18 +65,19 @@ jobs:
       - uses: actions/checkout@v6
       - uses: ./.github/workflows/cibuildwheel-impl
         env:
-            MACOSX_DEPLOYMENT_TARGET: 26.5
+          MACOSX_DEPLOYMENT_TARGET: 15.0
         with:
           build-tag: ${{ matrix.target }}
 
   Test_Wheels:
     needs: Build_Wheel
-    runs-on: macos-26
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
-    name: test-wheel-cp${{ matrix.python-version }}
+        os: [macos-15, macos-26]
+    name: test-wheel-cp${{ matrix.python-version }}-${{ matrix.os }}
     steps:
       - uses: actions/checkout@v6
       - name: Download produced wheels

From c7284633078baabee02f9d4e3386f5e53e07617d Mon Sep 17 00:00:00 2001
From: siliataider <siliataider@gmail.com>
Date: Mon, 27 Jul 2026 17:04:27 +0200
Subject: [PATCH 07/15] turn off runtime_cxxmodules

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index ccb3c0d861cfa..0e6967622ce65 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ CMAKE_INSTALL_TUTDIR = "ROOT/tutorials"
 gminimal="ON"
 asimage="ON"
 opengl="OFF"
-runtime_cxxmodules="ON"
+runtime_cxxmodules="OFF"
 fail-on-missing="ON"
 
 # Prevent CMake from producing its own .dist-info metadata

From 24f8622b50faf10db3c2e61293d8dd2492e89824 Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Tue, 28 Jul 2026 16:27:42 +0200
Subject: [PATCH 08/15] refactor to build and test on different runners

---
 .github/workflows/python_wheel_build.yml | 36 +++++++++++++++---------
 1 file changed, 22 insertions(+), 14 deletions(-)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index e2078d41778d6..0309bc9704cb2 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -55,29 +55,40 @@ on:
 
 jobs:
   Build_Wheel:
-    runs-on: macos-15
+    runs-on: ${{ matrix.config.runner }}
     strategy:
       fail-fast: false
       matrix:
-        target: [cp310-macosx_arm64, cp311-macosx_arm64, cp312-macosx_arm64, cp313-macosx_arm64, cp314-macosx_arm64]
-    name: ${{ matrix.target }}
+        python: [cp310, cp311, cp312, cp313, cp314]
+        config:
+          - runner: macos-15
+            platform: macosx_arm64
+            deployment_target: "15.0"
+          - runner: macos-26
+            platform: macosx_arm64
+            deployment_target: "26.0"
+    name: ${{ matrix.python }}-${{ matrix.config.platform }}-${{ matrix.config.runner }}
     steps:
       - uses: actions/checkout@v6
       - uses: ./.github/workflows/cibuildwheel-impl
         env:
-          MACOSX_DEPLOYMENT_TARGET: 15.0
+          MACOSX_DEPLOYMENT_TARGET: ${{ matrix.config.deployment_target }}
         with:
-          build-tag: ${{ matrix.target }}
+          build-tag: ${{ matrix.python }}-${{ matrix.config.platform }}
 
   Test_Wheels:
     needs: Build_Wheel
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ matrix.config.runner }}
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
-        os: [macos-15, macos-26]
-    name: test-wheel-cp${{ matrix.python-version }}-${{ matrix.os }}
+        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        config:
+          - runner: macos-15
+            wheel_pattern: "macosx_15"
+          - runner: macos-26
+            wheel_pattern: "macosx_26"
+    name: test-wheel-cp${{ matrix.python }}-${{ matrix.config.runner }}
     steps:
       - uses: actions/checkout@v6
       - name: Download produced wheels
@@ -85,20 +96,17 @@ jobs:
         with:
           path: wheels
           merge-multiple: true
-
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.python-version }}
-
+          python-version: ${{ matrix.python }}
       - name: Install produced wheel
         run: |
           ls -R wheels
           PY_VER=$(python -c "import sys; print(f'cp{sys.version_info.major}{sys.version_info.minor}')")
-          WHEEL=$(ls wheels/*${PY_VER}*macosx*.whl | head -n 1)
+          WHEEL=$(ls wheels/*${PY_VER}*${{ matrix.config.wheel_pattern }}*.whl | head -n 1)
           echo "Python version: ${PY_VER}, installing wheel: ${WHEEL}"
           pip install "$WHEEL"
-
       - name: Install tutorials dependencies
         run: |
           python -m pip install --no-cache-dir -r test/wheels/requirements-ci.txt

From 3e0a9865ef10f3a4663aba4ba7f26f6d7d0dd929 Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Tue, 28 Jul 2026 18:02:29 +0200
Subject: [PATCH 09/15] refactor building and tetsing matrix

---
 .github/workflows/python_wheel_build.yml | 29 ++++++++++++++++++++----
 1 file changed, 25 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index 0309bc9704cb2..d588842042649 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -61,12 +61,18 @@ jobs:
       matrix:
         python: [cp310, cp311, cp312, cp313, cp314]
         config:
+          - runner: macos-14
+            platform: macosx_arm64
+            deployment_target: "14.0"
           - runner: macos-15
             platform: macosx_arm64
             deployment_target: "15.0"
           - runner: macos-26
             platform: macosx_arm64
             deployment_target: "26.0"
+          - runner: ubuntu-latest
+            platform: manylinux_x86_64
+            deployment_target: ""
     name: ${{ matrix.python }}-${{ matrix.config.platform }}-${{ matrix.config.runner }}
     steps:
       - uses: actions/checkout@v6
@@ -84,11 +90,27 @@ jobs:
       matrix:
         python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
         config:
+          # native tests: each runner tests its own wheel
+          - runner: macos-14
+            wheel_pattern: "macosx_14"
+            label: "native"
           - runner: macos-15
             wheel_pattern: "macosx_15"
+            label: "native"
           - runner: macos-26
             wheel_pattern: "macosx_26"
-    name: test-wheel-cp${{ matrix.python }}-${{ matrix.config.runner }}
+            label: "native"
+          - runner: ubuntu-latest
+            wheel_pattern: "manylinux"
+            label: "native"
+          # portability tests: oldest wheel on newer runners
+          - runner: macos-15
+            wheel_pattern: "macosx_14"
+            label: "port"
+          - runner: macos-26
+            wheel_pattern: "macosx_14"
+            label: "port"
+    name: test-${{ matrix.python }}-${{ matrix.config.wheel_pattern }}-on-${{ matrix.config.runner }}-${{ matrix.config.label }}
     steps:
       - uses: actions/checkout@v6
       - name: Download produced wheels
@@ -105,12 +127,11 @@ jobs:
           ls -R wheels
           PY_VER=$(python -c "import sys; print(f'cp{sys.version_info.major}{sys.version_info.minor}')")
           WHEEL=$(ls wheels/*${PY_VER}*${{ matrix.config.wheel_pattern }}*.whl | head -n 1)
-          echo "Python version: ${PY_VER}, installing wheel: ${WHEEL}"
+          echo "Testing wheel: ${WHEEL} on ${{ matrix.config.runner }} (${{ matrix.config.label }})"
           pip install "$WHEEL"
       - name: Install tutorials dependencies
         run: |
           python -m pip install --no-cache-dir -r test/wheels/requirements-ci.txt
-
       - name: Run tutorials
         run: |
-          pytest -vv --verbosity="4" -rF test/wheels
+          pytest -vv --verbosity="4" -rF test/wheels
\ No newline at end of file

From 7eb02b903399f405f278b979311dbd837b685edb Mon Sep 17 00:00:00 2001
From: siliataider <siliataider@gmail.com>
Date: Wed, 29 Jul 2026 00:12:57 +0200
Subject: [PATCH 10/15] fixup matrix config

---
 .github/workflows/python_wheel_build.yml | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index d588842042649..15e24241eda85 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -84,12 +84,12 @@ jobs:
 
   Test_Wheels:
     needs: Build_Wheel
-    runs-on: ${{ matrix.config.runner }}
+    runs-on: ${{ matrix.test_config.runner }}
     strategy:
       fail-fast: false
       matrix:
         python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
-        config:
+        test_config:
           # native tests: each runner tests its own wheel
           - runner: macos-14
             wheel_pattern: "macosx_14"
@@ -104,13 +104,10 @@ jobs:
             wheel_pattern: "manylinux"
             label: "native"
           # portability tests: oldest wheel on newer runners
-          - runner: macos-15
-            wheel_pattern: "macosx_14"
-            label: "port"
           - runner: macos-26
-            wheel_pattern: "macosx_14"
+            wheel_pattern: "macosx_15"
             label: "port"
-    name: test-${{ matrix.python }}-${{ matrix.config.wheel_pattern }}-on-${{ matrix.config.runner }}-${{ matrix.config.label }}
+    name: test-${{ matrix.python }}-${{ matrix.test_config.wheel_pattern }}-on-${{ matrix.test_config.runner }}-${{ matrix.test_config.label }}
     steps:
       - uses: actions/checkout@v6
       - name: Download produced wheels
@@ -126,8 +123,8 @@ jobs:
         run: |
           ls -R wheels
           PY_VER=$(python -c "import sys; print(f'cp{sys.version_info.major}{sys.version_info.minor}')")
-          WHEEL=$(ls wheels/*${PY_VER}*${{ matrix.config.wheel_pattern }}*.whl | head -n 1)
-          echo "Testing wheel: ${WHEEL} on ${{ matrix.config.runner }} (${{ matrix.config.label }})"
+          WHEEL=$(ls wheels/*${PY_VER}*${{ matrix.test_config.wheel_pattern }}*.whl | head -n 1)
+          echo "Testing wheel: ${WHEEL} on ${{ matrix.test_config.runner }} (${{ matrix.test_config.label }})"
           pip install "$WHEEL"
       - name: Install tutorials dependencies
         run: |

From b669c3aec7ed6bb92faf37a47718e57ebe23725e Mon Sep 17 00:00:00 2001
From: siliataider <siliataider@gmail.com>
Date: Wed, 29 Jul 2026 00:13:13 +0200
Subject: [PATCH 11/15] use builtin gif

---
 pyproject.toml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pyproject.toml b/pyproject.toml
index 0e6967622ce65..18d0310af2492 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -76,6 +76,7 @@ ssl="ON"
 imt="ON"
 roofit="ON"
 mathmore="ON"
+builtin_gif="ON"
 
 # Expose the ROOT cli as an executable command via _rootcli wrapper 
 [project.scripts]

From 6eb512bdf006e288e31564bd664f547634076eb8 Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 29 Jul 2026 10:20:29 +0200
Subject: [PATCH 12/15] configure unique artifact name

---
 .github/workflows/cibuildwheel-impl/action.yml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/cibuildwheel-impl/action.yml b/.github/workflows/cibuildwheel-impl/action.yml
index 9667e39c1ecbf..031c7a35398c9 100644
--- a/.github/workflows/cibuildwheel-impl/action.yml
+++ b/.github/workflows/cibuildwheel-impl/action.yml
@@ -4,6 +4,10 @@ inputs:
   build-tag:
     description: 'The tag for this build'
     required: true
+  artifact-name:
+    description: 'The name of the artifact to upload'
+    required: false
+    default: ${{ inputs.build-tag }}
 
 runs:
   using: "composite"
@@ -16,5 +20,5 @@ runs:
     - name: Upload wheel
       uses: actions/upload-artifact@v6
       with:
-        name: ${{ inputs.build-tag }}
+        name: ${{ inputs.artifact-name }}
         path: wheelhouse/*

From 735003abf9ab52e5a0ab1e8987a4a0d82d5db610 Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 29 Jul 2026 10:24:28 +0200
Subject: [PATCH 13/15] make artifact name required

---
 .github/workflows/cibuildwheel-impl/action.yml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/.github/workflows/cibuildwheel-impl/action.yml b/.github/workflows/cibuildwheel-impl/action.yml
index 031c7a35398c9..bf6b50bc2cb73 100644
--- a/.github/workflows/cibuildwheel-impl/action.yml
+++ b/.github/workflows/cibuildwheel-impl/action.yml
@@ -6,8 +6,7 @@ inputs:
     required: true
   artifact-name:
     description: 'The name of the artifact to upload'
-    required: false
-    default: ${{ inputs.build-tag }}
+    required: true
 
 runs:
   using: "composite"

From 2f85e77d0528b41e9aedb748d851769e17b78620 Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 29 Jul 2026 10:25:02 +0200
Subject: [PATCH 14/15] configure artifact name per runner

---
 .github/workflows/python_wheel_build.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index 15e24241eda85..046f43f45c994 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -81,6 +81,7 @@ jobs:
           MACOSX_DEPLOYMENT_TARGET: ${{ matrix.config.deployment_target }}
         with:
           build-tag: ${{ matrix.python }}-${{ matrix.config.platform }}
+          artifact-name: ${{ matrix.python }}-${{ matrix.config.platform }}-${{ matrix.config.runner }}
 
   Test_Wheels:
     needs: Build_Wheel

From 2d0a7cdd2f5534d4a1a22091de4f17802b70aef2 Mon Sep 17 00:00:00 2001
From: Silia Taider <siliataider@gmail.com>
Date: Wed, 29 Jul 2026 10:45:11 +0200
Subject: [PATCH 15/15] update portability tests matrix

---
 .github/workflows/python_wheel_build.yml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/.github/workflows/python_wheel_build.yml b/.github/workflows/python_wheel_build.yml
index 046f43f45c994..5c186717f17a3 100644
--- a/.github/workflows/python_wheel_build.yml
+++ b/.github/workflows/python_wheel_build.yml
@@ -105,6 +105,12 @@ jobs:
             wheel_pattern: "manylinux"
             label: "native"
           # portability tests: oldest wheel on newer runners
+          - runner: macos-15
+            wheel_pattern: "macosx_14"
+            label: "port"
+          - runner: macos-26
+            wheel_pattern: "macosx_14"
+            label: "port"
           - runner: macos-26
             wheel_pattern: "macosx_15"
             label: "port"