diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f8f7f9ea..2fdaca1d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -337,9 +337,13 @@ jobs:
       # renamed export is cheaper to read here than as a blank page.
       - name: The page's calls match the bundle it calls
         run: ./scripts/node-test.sh 'web/tests/bundle/*.test.js'
+      # Chromium and Firefox only, for now. nixpkgs' WebKit (WPEWebProcess)
+      # aborts on its first page inside the runner VMs, though not on the
+      # host; its four specs skip on the OPFS probe anyway, so nothing gated
+      # is lost. Put `--project=webkit` back once that abort is understood.
       - name: Run the harness
         working-directory: harness
-        run: npx playwright test
+        run: npx playwright test --project=chromium --project=firefox
       - if: failure()
         uses: actions/upload-artifact@v7
         with: