diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a1548bb7..e79a112a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -101,7 +101,7 @@ jobs:
       run: echo "${{ matrix.osarch }}" && yarn test-electron && yarn test-electron-cli
     - name: non-PR action, Linux, Puppeteer vs. Electron test
       if: ${{ github.event_name != 'pull_request' && (matrix.osarch == 'linux-intel' || matrix.osarch == 'linux-arm') }}
-      run: echo "${{ matrix.osarch }}" && curl -o book.epub https://github.com/IDPF/epub3-samples/releases/download/20230704/accessible_epub_3.epub && rm -rf ./CompareAxeRunners && ACE_PERF=1 xvfb-run --auto-servernum node ./packages/ace/bin/ace-electron.js -f -s -o ./CompareAxeRunners/ElectronAxeRunner ./book.epub && ACE_PERF=1 xvfb-run --auto-servernum node ./packages/ace-cli/bin/ace.js -f -s -o ./CompareAxeRunners/PuppeteerAxeRunner ./tests/data/issue-290.epub && node ./scripts/normalise_report_json.js ./CompareAxeRunners/PuppeteerAxeRunner/report.json && node ./scripts/normalise_report_json.js ./CompareAxeRunners/ElectronAxeRunner/report.json && node node_modules/json-diff/bin/json-diff.js ./CompareAxeRunners/PuppeteerAxeRunner/report_normalised.json ./CompareAxeRunners/ElectronAxeRunner/report_normalised.json || echo OK
+      run: echo "${{ matrix.osarch }}" && curl -s -o book.epub https://github.com/IDPF/epub3-samples/releases/download/20230704/accessible_epub_3.epub && ls -als book.epub && rm -rf ./CompareAxeRunners && ACE_PERF=1 xvfb-run --auto-servernum node ./packages/ace/bin/ace-electron.js -f -s -o ./CompareAxeRunners/ElectronAxeRunner ./book.epub && ACE_PERF=1 xvfb-run --auto-servernum node ./packages/ace-cli/bin/ace.js -f -s -o ./CompareAxeRunners/PuppeteerAxeRunner ./book.epub && node ./scripts/normalise_report_json.js ./CompareAxeRunners/PuppeteerAxeRunner/report.json && node ./scripts/normalise_report_json.js ./CompareAxeRunners/ElectronAxeRunner/report.json && node node_modules/json-diff/bin/json-diff.js ./CompareAxeRunners/PuppeteerAxeRunner/report_normalised.json ./CompareAxeRunners/ElectronAxeRunner/report_normalised.json || echo OK
     - name: non-PR action, Mac, Puppeteer vs. Electron test
       if: ${{ github.event_name != 'pull_request' && (matrix.osarch == 'macos-intel' || matrix.osarch == 'macos-arm') }}
-      run: echo "${{ matrix.osarch }}" && curl -o book.epub https://github.com/IDPF/epub3-samples/releases/download/20230704/accessible_epub_3.epub && rm -rf ./CompareAxeRunners && ACE_PERF=1 node ./packages/ace/bin/ace-electron.js -f -s -o ./CompareAxeRunners/ElectronAxeRunner ./book.epub && ACE_PERF=1 node ./packages/ace-cli/bin/ace.js -f -s -o ./CompareAxeRunners/PuppeteerAxeRunner ./tests/data/issue-290.epub && node ./scripts/normalise_report_json.js ./CompareAxeRunners/PuppeteerAxeRunner/report.json && node ./scripts/normalise_report_json.js ./CompareAxeRunners/ElectronAxeRunner/report.json && node node_modules/json-diff/bin/json-diff.js ./CompareAxeRunners/PuppeteerAxeRunner/report_normalised.json ./CompareAxeRunners/ElectronAxeRunner/report_normalised.json || echo OK
+      run: echo "${{ matrix.osarch }}" && curl -s -o book.epub https://github.com/IDPF/epub3-samples/releases/download/20230704/accessible_epub_3.epub && ls -als book.epub && rm -rf ./CompareAxeRunners && ACE_PERF=1 node ./packages/ace/bin/ace-electron.js -f -s -o ./CompareAxeRunners/ElectronAxeRunner ./book.epub && ACE_PERF=1 node ./packages/ace-cli/bin/ace.js -f -s -o ./CompareAxeRunners/PuppeteerAxeRunner ./book.epub && node ./scripts/normalise_report_json.js ./CompareAxeRunners/PuppeteerAxeRunner/report.json && node ./scripts/normalise_report_json.js ./CompareAxeRunners/ElectronAxeRunner/report.json && node node_modules/json-diff/bin/json-diff.js ./CompareAxeRunners/PuppeteerAxeRunner/report_normalised.json ./CompareAxeRunners/ElectronAxeRunner/report_normalised.json || echo OK