diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 31e502cfbd76b7403ac0d9906270f0475309a6c2..145c06f2282306c09bb9c47131da705d0b4b45e2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -90,8 +90,7 @@ half_fat_tests:
     - python3 -m coverage run run_test_suite.py $CI_PROJECT_DIR/test_reports
     - python3 -m coverage report
     - python3 -m coverage html -d $CI_PROJECT_DIR/coverage
-    - ls -l $OUTPUT_DIR/*
-    - ls -l $OUTPUT_DIR/*/*
+    - tree -d
   artifacts:
     when: always
     paths: