diff --git a/.drone.yml b/.drone.yml
index 901e3dd..f9f6347 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -155,6 +155,7 @@ steps:
     commands:
       - cp -r ./docs/book/* /tmp/docs
       - mkdir -p /tmp/docs/_api/backend
+      - ls -a ./docker/backend/docs
       - cp -r ./docker/backend/docs/* /tmp/docs/_api/backend
   - name: deploy-docs
     image: appleboy/drone-scp