diff --git a/.gitea/workflows/build-docs.yml b/.gitea/workflows/build-docs.yml
index a1c916d..452e0bf 100644
--- a/.gitea/workflows/build-docs.yml
+++ b/.gitea/workflows/build-docs.yml
@@ -16,6 +16,8 @@ jobs:
           username: ${{ vars.REGISTRY_USER_USERNAME }}
           password: ${{ secrets.REGISTRY_USER_PASSWORD }}
           registry: ${{ vars.REGISTRY_BASE_URL }}
+      - name: Check auth
+        run: "cat ~/.docker/config.json | grep git.janishutz"
       - name: Run build
         uses: actions/latex@v2
         with: