diff --git a/.github/workflows/cross-bootstrap-tools.yml b/.github/workflows/cross-bootstrap-tools.yml
index d2dcf2aaa6f3..327bdadc6a9b 100644
--- a/.github/workflows/cross-bootstrap-tools.yml
+++ b/.github/workflows/cross-bootstrap-tools.yml
@@ -1,67 +1,67 @@
 name: Cross-build Kernel
 
 on:
   push:
     branches: [ main, 'stable/14', 'stable/13' ]
   pull_request:
     branches: [ main ]
   workflow_dispatch:
 
 permissions:
   contents: read
 
 jobs:
   build:
     name: ${{ matrix.target_arch }} ${{ matrix.os }} (${{ matrix.compiler }})
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         target_arch: [ amd64, aarch64 ]
         os: [ ubuntu-20.04, ubuntu-22.04, macos-latest ]
         include:
           # TODO: both Ubuntu and macOS have bmake packages, we should try them instead of bootstrapping our own copy.
           - os: ubuntu-20.04
             compiler: clang-12
             cross-bindir: /usr/lib/llvm-12/bin
             pkgs: bmake libarchive-dev clang-12 lld-12
           - os: ubuntu-22.04
             compiler: clang-14
             cross-bindir: /usr/lib/llvm-14/bin
             pkgs: bmake libarchive-dev clang-14 lld-14
           - os: macos-latest
             compiler: clang-13
             cross-bindir: /usr/local/opt/llvm@13/bin
             pkgs: bmake libarchive llvm@13
           - target_arch: amd64
             target: amd64
           - target_arch: aarch64
             target: arm64
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: install packages (Ubuntu)
         if: runner.os == 'Linux'
         run: |
           sudo apt-get update --quiet || true
           sudo apt-get -yq --no-install-suggests --no-install-recommends install ${{ matrix.pkgs }}
       - name: install packages (macOS)
         if: runner.os == 'macOS'
         run: |
           brew update --quiet || true
           brew install ${{ matrix.pkgs }} || true
       - name: create environment
         run: |
           echo "GITHUB_WORKSPACE = $GITHUB_WORKSPACE"
           if [ -n "${{ matrix.cross-bindir }}" ]; then
             echo "EXTRA_BUILD_ARGS=--cross-bindir=${{ matrix.cross-bindir }}" >> $GITHUB_ENV
           fi
           mkdir -p ../build
           echo "MAKEOBJDIRPREFIX=${PWD%/*}/build" >> $GITHUB_ENV
           # heh, works on Linux/BSD/macOS ...
           echo "NPROC=`getconf _NPROCESSORS_ONLN 2>/dev/null || getconf NPROCESSORS_ONLN 2>/dev/null || echo 1`" >> $GITHUB_ENV
       - name: bootstrap bmake
         run: ./tools/build/make.py --debug $EXTRA_BUILD_ARGS TARGET=${{ matrix.target }} TARGET_ARCH=${{ matrix.target_arch }} -n
       - name: make kernel-toolchain
         run: ./tools/build/make.py --debug $EXTRA_BUILD_ARGS TARGET=${{ matrix.target }} TARGET_ARCH=${{ matrix.target_arch }} kernel-toolchain -s -j$NPROC -DWITH_DISK_IMAGE_TOOLS_BOOTSTRAP
       - name: make buildkernel
         run: ./tools/build/make.py --debug $EXTRA_BUILD_ARGS TARGET=${{ matrix.target }} TARGET_ARCH=${{ matrix.target_arch }} KERNCONF=GENERIC NO_MODULES=yes buildkernel -s -j$NPROC $EXTRA_MAKE_ARGS