diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8dcf40d29b415140b2d3821e4d3c03f32572358c..2f20a24c21e3b8f2f66b4c87f6f2e8bfe6a7a1c0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -37,6 +37,8 @@ build:
     echo "Generate Decks with Decker."
     /usr/local/bin/decker decks
     echo "Successfully built Decker slides."
+    ls -a
+    ls -a public/
   artifacts:
     paths:
       - $BUILD_OUTPUT