diff --git a/.github/workflows/test-and-publish.yaml b/.github/workflows/test-and-publish.yaml
index b938ba76..77c15ffd 100644
--- a/.github/workflows/test-and-publish.yaml
+++ b/.github/workflows/test-and-publish.yaml
@@ -17,7 +17,7 @@ on:
         - ''
         - 'ubuntu-22.04'
         - 'macos-15-intel'
-        - 'macos-14'
+        - 'macos-15'
         - 'windows-2022'
       debug_enabled_python:
         type: choice
@@ -67,9 +67,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        # Use Ubuntu 22.04 / macOS 15 x86_64 / macOS 14 arm64 + Python 3.10 to build SpiderMonkey
-        os: [ 'ubuntu-22.04', 'macos-15-intel', 'macos-14', 'ubuntu-22.04-arm' ] # macOS 14 runner exclusively runs on M1 hardwares
-                                                                           # see https://github.blog/changelog/2024-01-30-github-actions-macos-14-sonoma-is-now-available
+        # Use Ubuntu 22.04 / macOS 15 x86_64 / macOS 15 arm64 + Python 3.10 to build SpiderMonkey
+        os: [ 'ubuntu-22.04', 'macos-15-intel', 'macos-15', 'ubuntu-22.04-arm' ]
         python_version: [ '3.10' ]
     runs-on: ${{ matrix.os }}
     container: ${{ (startsWith(matrix.os, 'ubuntu') && 'ubuntu:20.04') || null }} # Use the Ubuntu 20.04 container inside Ubuntu 22.04 runner to build
@@ -125,7 +124,7 @@ jobs:
         with:
           python-version: ${{ matrix.python_version }}
       - name: Setup XCode
-        if: ${{ matrix.os == 'macos-15-intel' && steps.cache-spidermonkey.outputs.cache-hit != 'true' }}
+        if: ${{ (matrix.os == 'macos-15-intel' || matrix.os == 'macos-15') && steps.cache-spidermonkey.outputs.cache-hit != 'true' }}
         # Xcode 16.x removed the old linker behaviour (-ld64 or -ld_classic) that SpiderMonkey relies on, so we need to switch to an older version
         run: sudo xcode-select -switch /Applications/Xcode_16.0.app
       - name: Build spidermonkey
@@ -181,7 +180,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ 'ubuntu-22.04', 'macos-15-intel', 'macos-14', 'windows-2022', 'ubuntu-22.04-arm' ]
+        os: [ 'ubuntu-22.04', 'macos-15-intel', 'macos-15', 'windows-2022', 'ubuntu-22.04-arm' ]
         python_version: [ '3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14' ]
     runs-on: ${{ matrix.os }}
     container: ${{ (startsWith(matrix.os, 'ubuntu') && 'ubuntu:20.04') || null }}
@@ -289,7 +288,7 @@ jobs:
           BUILD_TYPE=${WORKFLOW_BUILD_TYPE:-"Debug"} poetry build --format=wheel
           ls -lah ./dist/
       - name: Make the wheels we build also support lower versions of macOS
-        if: ${{ matrix.os == 'macos-15-intel' || matrix.os == 'macos-14' }}
+        if: ${{ matrix.os == 'macos-15-intel' || matrix.os == 'macos-15' }}
         # Change the platform tag part of the wheel filename to `macosx_11_0_xxx` (means to support macOS 11.0 and above)
         # See https://packaging.python.org/en/latest/specifications/binary-distribution-format/#file-format
         # A wheel package file will only be selected by pip to install if the platform tag satisfies, regardless of whether the binary compatibility actually is.