diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b59912bee8b3cdae01800bfcb730886de61d0c62..a641915d74b8947c294aaaf022a8bb730cd1c1ec 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -125,6 +125,8 @@ variables:
     - cd Geant4-build
     - ls;
     - ls ../
+    - ls ../install
+    - ls ../install/xerces-c-${XERCESC_VERSION}/
     - cmake ${CMAKE_ARGS} -DGEANT4_INSTALL_DATA=ON -DGEANT4_USE_GDML=ON -DGEANT4_BUILD_MULTITHREADED=ON -DXERCESC_ROOT_DIR=../install/xerces-c-${XERCESC_VERSION}/ ../geant4 -DGEANT4_USE_SYSTEM_EXPAT=OFF
     - make -j4
     - make install