diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ac382a6..3c306d7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,7 +4,9 @@ maven-package:
   stage: build
   environment: production
   script:
-    - mvn package
+    - mvn clean verify
+    - ls -la
+    - ls .. -la
   artifacts:
     paths:
       - target/transcendental-lisp-*.jar