diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9c395dbc..ba1e33c3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -157,23 +157,11 @@ jobs:
             *.tar.xz
 
   macos:
-    strategy:
-      matrix:
-        debug: [0, 1]
-        target: [universal-10.15]
-    runs-on: macos-12
+    runs-on: macos-13
     steps:
       - uses: actions/checkout@v4
         with:
           submodules: recursive
-      - name: Set debug or release
-        shell: bash
-        run: |
-          if [ "${{ matrix.debug }}" -eq 1 ]; then
-            echo "TARGET_SUFFIX=-debug" >> $GITHUB_ENV
-            echo "MAKE_ARGS='DEBUG=true jack au'" >> $GITHUB_ENV
-            echo "PAWPAW_DEBUG=1" >> $GITHUB_ENV
-          fi
       - name: Set up cache
         id: cache
         uses: actions/cache@v4
@@ -188,32 +176,32 @@ jobs:
             src/Rack/dep/libarchive-3.4.3
             src/Rack/dep/libsamplerate-0.1.9
             src/Rack/dep/zstd-1.4.5
-          key: macos-${{ matrix.target }}${{ env.TARGET_SUFFIX }}-v${{ env.CACHE_VERSION }}
+          key: macos-universal-v${{ env.CACHE_VERSION }}
       - name: Setup dependencies
         run: |
-          ./deps/PawPaw/.github/workflows/bootstrap-deps.sh macos-${{ matrix.target }}
+          ./deps/PawPaw/.github/workflows/bootstrap-deps.sh macos-universal-10.15
       - name: Build extra dependencies
         run: |
           export PATH="/usr/local/opt/ccache/libexec:${PATH}"
-          ./deps/PawPaw/bootstrap-cardinal.sh macos-${{ matrix.target }} && ./deps/PawPaw/.cleanup.sh macos-${{ matrix.target }}
+          ./deps/PawPaw/bootstrap-cardinal.sh macos-universal-10.15 && ./deps/PawPaw/.cleanup.sh macos-universal-10.15
       - name: Set up ccache
         if: steps.cache.outputs.cache-hit == 'true'
         uses: hendrikmuhs/ccache-action@v1.2
         with:
-          key: ccache-macos-${{ matrix.target }}${{ env.TARGET_SUFFIX }}-v${{ env.CACHE_VERSION }}
+          key: ccache-macos-universal-v${{ env.CACHE_VERSION }}
       - name: Build macOS (base)
         if: steps.cache.outputs.cache-hit == 'true'
         shell: bash
         run: |
           export PATH="/usr/local/opt/ccache/libexec:${PATH}"
-          source deps/PawPaw/local.env macos-${{ matrix.target }}
+          source deps/PawPaw/local.env macos-universal-10.15
           make features
           make NOOPT=true ${MAKE_ARGS} -j $(sysctl -n hw.logicalcpu)
       - name: Build macOS (packaging)
         if: steps.cache.outputs.cache-hit == 'true'
         shell: bash
         run: |
-          source deps/PawPaw/local.env macos-${{ matrix.target }}
+          source deps/PawPaw/local.env macos-universal-10.15
           ./utils/create-macos-installer.sh
       - name: Set sha8 (non-release)
         if: startsWith(github.ref, 'refs/tags/') != true
@@ -224,10 +212,10 @@ jobs:
       - name: Rename macOS bundle
         if: steps.cache.outputs.cache-hit == 'true'
         run: |
-          mv ${{ github.event.repository.name }}-macOS.pkg ${{ github.event.repository.name }}-macOS-${{ matrix.target }}${{ env.TARGET_SUFFIX }}-${{ github.event.pull_request.number || env.SHA8 }}.pkg
+          mv ${{ github.event.repository.name }}-macOS.pkg ${{ github.event.repository.name }}-macOS-universal-${{ github.event.pull_request.number || env.SHA8 }}.pkg
       - uses: actions/upload-artifact@v4
         with:
-          name: ${{ github.event.repository.name }}-macOS-${{ matrix.target }}${{ env.TARGET_SUFFIX }}-${{ github.event.pull_request.number || env.SHA8 }}
+          name: ${{ github.event.repository.name }}-macOS-universal-${{ github.event.pull_request.number || env.SHA8 }}
           path: |
             ${{ github.event.repository.name }}-*.pkg
       - uses: softprops/action-gh-release@v1