diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4e166608..8c6c5307 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -119,6 +119,11 @@ jobs:
         run: tox -vv --notest -p auto --parallel-live
       - name: Test pip ${{ matrix.pip-version }}
         run: tox --skip-pkg-install
+      - name: Setup tmate session
+        if: failure()
+        uses: mxschmitt/action-tmate@v3
+        with:
+          limit-access-to-actor: true
       - name: Upload coverage to Codecov
         if: >-
           !github.job_workflow_sha