diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e4753f9..2627268 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,6 +7,7 @@ before_script:
   - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
   - sh generate_makefile.sh
   - make -f Makefile.working prepare
+  - printenv
 
 after_script:
   - rm Makefile.working