diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 05598a1d1c7e3184ee2397cb738c0cd0872016ae..a08d07fe77a1f432d76851f93c5639714d32f4fd 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -63,7 +63,7 @@ jobs:
       env:
         MAGIC_FOLDER_HYPOTHESIS_PROFILE: "ci"
       run: |
-        python -m coverage run -m twisted.trial _zkapauthorizer
+        python -m coverage run --debug=config -m twisted.trial _zkapauthorizer
 
     - name: "Convert Coverage"
       run: |