diff --git a/.gitea/workflows/renovate.yml b/.gitea/workflows/renovate.yml
index 5e10e88..99bd930 100644
--- a/.gitea/workflows/renovate.yml
+++ b/.gitea/workflows/renovate.yml
@@ -24,11 +24,19 @@ jobs:
           echo "docker info:"
           docker info || echo "docker info failed"
 
+      - name: Validate renovate.json
+        run: |
+          docker run --rm -t \
+            -v "$PWD/renovate.json:/usr/src/app/renovate.json" \
+            ghcr.io/renovatebot/renovate:43 \
+            renovate-config-validator /usr/src/app/renovate.json
+
       - name: Run Renovate
         uses: renovatebot/github-action@v46.1.3
         with:
           mount-docker-socket: 'true'
         env:
+          LOG_LEVEL: debug
           RENOVATE_TOKEN: ${{ secrets.RENOVATE_TOKEN }}
           RENOVATE_PLATFORM: gitea
           RENOVATE_ENDPOINT: https://git.keligrubb.com