diff --git a/.github/workflows/self-smoke-test-action.yml b/.github/workflows/self-smoke-test-action.yml
index ae75ffc..67f4bec 100644
--- a/.github/workflows/self-smoke-test-action.yml
+++ b/.github/workflows/self-smoke-test-action.yml
@@ -85,6 +85,8 @@ jobs:
     - name: ✅ Smoke-test the locally checked out action
       uses: ./test
       env:
+        DEBUG: >-
+          true
         PATH: utter-nonsense
       with:
         user: ${{ env.devpi-username }}