diff --git a/.github/workflows/test_coverage.yml b/.github/workflows/test_coverage.yml
deleted file mode 100644
index ed9bc392ef..0000000000
--- a/.github/workflows/test_coverage.yml
+++ /dev/null
@@ -1,100 +0,0 @@
-name: test coverage
-
-on:
-  workflow_dispatch:
-  schedule:
-    - cron: '0 0 * * 0'  # every sunday at midnight
-# paths:
-# - "*"
-# - "!README.md" <-- don't rebuild on doc change
-concurrency:
-  group: ci-${{github.workflow}}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  build:
-    runs-on: ubuntu-20.04
-    container:
-      image: ardupilot/ardupilot-dev-coverage:latest
-      options: --privileged
-    strategy:
-      fail-fast: false  # don't cancel if a job from the matrix fails
-      matrix:
-        toolchain: [
-            base,  # GCC
-        ]
-        config: [
-            coverage,
-            sitltest-can,
-        ]
-    steps:
-      # git checkout the PR
-      - uses: actions/checkout@v3
-        with:
-          submodules: 'recursive'
-      # Put ccache into github cache for faster build
-      - name: Prepare ccache timestamp
-        id: ccache_cache_timestamp
-        run: |
-          NOW=$(date -u +"%F-%T")
-          echo "{timestamp}=${NOW}" >> $GITHUB_OUTPUT
-      - name: ccache cache files
-        uses: actions/cache@v3
-        with:
-          path: ~/.ccache
-          key: ${{github.workflow}}-ccache-${{ matrix.toolchain }}-${{steps.ccache_cache_timestamp.outputs.timestamp}}
-          restore-keys: ${{github.workflow}}-ccache-${{ matrix.toolchain }}-  # restore ccache from either previous build on this branch or on master
-      - name: setup ccache
-        run: |
-          . .github/workflows/ccache.env
-      - name: Configure CAN
-        if: ${{ matrix.config == 'sitltest-can'}}
-        run: |
-          sudo dpkg --add-architecture i386
-          sudo apt update
-          sudo apt install -y gcc-multilib g++-multilib
-          sudo apt -y install can-utils iproute2 linux-modules-extra-$(uname -r)
-          sudo modprobe vcan
-          sudo ip link add dev vcan0 type vcan
-          sudo ip link set up vcan0
-      - name: test ${{matrix.config}} ${{ matrix.toolchain }}
-        env:
-          CI_BUILD_TARGET: ${{matrix.config}}
-          TERM: xterm
-        shell: 'script -q -e -c "bash {0}"'
-        run: |
-          PATH="/github/home/.local/bin:$PATH"
-          python -m pip install --user mavproxy
-          python -m pip uninstall -y pymavlink
-          git submodule update --init --recursive
-          (cd modules/mavlink/pymavlink && DISABLE_MAVNATIVE=True MDEF="$PWD/../message_definitions" python -m pip install --user .)
-          if [[ ${{ matrix.config }} == "coverage" ]]; then
-            Tools/scripts/run_coverage.py -f
-          else
-            Tools/scripts/run_coverage.py -i
-            ./waf configure --board sitl_periph_gps --debug --coverage
-            ./waf build --target bin/AP_Periph
-            Tools/scripts/run_coverage.py -i
-            Tools/autotest/autotest.py test.CAN --debug --coverage
-            Tools/scripts/run_coverage.py -u
-          fi
-
-      - name: Coveralls
-        uses: coverallsapp/github-action@master
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          path-to-lcov: ./reports/lcov-report/lcov.info
-          flag-name: run-${{matrix.config}}
-          parallel: true
-
-
-  finish:
-    if: always()
-    needs: build
-    runs-on: ubuntu-latest
-    steps:
-      - name: Coveralls Finished
-        uses: coverallsapp/github-action@master
-        with:
-          github-token: ${{ secrets.github_token }}
-          parallel-finished: true