diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9de6be441a32f781e3d62222f2c6134e0dc3bb78..4e9c688312e4180f48f5f64f0ac341345ac41f9e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -38,7 +38,7 @@ test_unittest:
   tags:
     - k8s-cvmfs
   script:
-    - set +e && export ALRB_CONT_RUNPAYLOAD="asetup --input=asetup.faser Athena,24.0.41; source `find . -name 'setup.sh'`; cd build; ctest -j3" && set -e
+    - set +e && export ALRB_CONT_RUNPAYLOAD="asetup --input=asetup.faser Athena,24.0.41; source `find . -name 'setup.sh'`; cd build; ctest -j3 --output-on-failure" && set -e
     - echo $ALRB_CONT_RUNPAYLOAD
     - set +e && source ${ATLAS_LOCAL_ROOT_BASE}/user/atlasLocalSetup.sh -c alma9 && set -e
   dependencies: