diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 62822ea..54e05a2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-22.04, macos-14]
+        os: [ubuntu-22.04, macos-15]
         python: ['3.9', '3.12']
     steps:
       - uses: actions/checkout@v4
@@ -32,5 +32,5 @@ jobs:
       - name: Test
         run: python3 -m pytest tests -q
         env:
-          PARSANOL_CDYLIB: ${{ github.workspace }}/parsanol-rs/target/release/libparsanol${{ matrix.os == 'macos-14' && '.dylib' || '.so' }}
+          PARSANOL_CDYLIB: ${{ github.workspace }}/parsanol-rs/target/release/libparsanol${{ matrix.os == 'macos-15' && '.dylib' || '.so' }}
           PARSANOL_CORPUS_DIR: ${{ github.workspace }}/parsanol-rs/corpus/conformance
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index bef140f..7e41f06 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -45,7 +45,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-22.04, macos-14, windows-2022]
+        os: [ubuntu-22.04, macos-15, windows-2022]
     steps:
       - uses: actions/checkout@v4
         with:
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index 9b8e3bb..a9a8d13 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -35,7 +35,7 @@ jobs:
           - os: ubuntu-22.04
             lib: libparsanol.so
             platform_tag: manylinux_2_35_x86_64
-          - os: macos-14
+          - os: macos-15
             lib: libparsanol.dylib
             platform_tag: macosx_11_0_arm64
           - os: windows-2022