diff --git a/.gitea/workflows/generate-iso.yaml b/.gitea/workflows/generate-iso.yaml
index f58c388..e56f388 100644
--- a/.gitea/workflows/generate-iso.yaml
+++ b/.gitea/workflows/generate-iso.yaml
@@ -35,6 +35,9 @@ jobs:
     steps:
       - name: DEBUG
         run: |
+          mkdir -p /workspace/msw/CISS.debian.live.builder/opt/livebuild/chroot
+          touch /workspace/msw/CISS.debian.live.builder/opt/livebuild/chroot/test-dev-null && echo "touch OK" || echo "touch FAILED"
+          mount --bind /dev/null /workspace/msw/CISS.debian.live.builder/opt/livebuild/chroot/test-dev-null && echo "bind OK" || echo "bind FAILED"
           echo "test" > /dev/null && echo "Write OK" || echo "Write FAILED"
           echo "ls -l /dev/null"
           ls -l /dev/null