diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e1543f2fa2..205a29fdeb 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -154,7 +154,7 @@ jobs:
       if: ${{ always() }}
       env:
         BROWSER: ${{ matrix.browser }}
-        HEADLESS: "false"
+        HEADFUL: 1
         FOLIO_JSON_OUTPUT_NAME: "test-results/report.json"
     - run: ./utils/upload_flakiness_dashboard.sh ./test-results/report.json
       if: always() && github.ref == 'refs/heads/master'