diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 43392807c3d88aed530af1314dbec75879e5257c..29efbd461c4c4d57d5e897657c56bba297f0fdd3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -24,11 +24,14 @@ stages:
   - deploy 
 
 before_script:
-  - nix shell nixpkgs#coreutils-full -c mkdir -p /certs/client/
-  - nix shell nixpkgs#coreutils-full -c ln -fs /etc/ssl/certs/ca-bundle.crt /certs/client/ca.pem
+  - nix shell nixpkgs#coreutils -c mkdir -p /certs/client/
+  - nix shell nixpkgs#coreutils -c ln -fs /etc/ssl/certs/ca-bundle.crt /certs/client/ca.pem
   - echo > .env-gitlab-ci
   - variables=("HOME=$HOME" "CI_COMMIT_REF_NAME=$CI_COMMIT_REF_NAME" "CI_REPOSITORY_URL=$CI_REPOSITORY_URL" "GITLAB_TOKEN=$GITLAB_TOKEN" "CI_JOB_TOKEN=$CI_JOB_TOKEN" "GITLAB_USER_EMAIL=$GITLAB_USER_EMAIL" "GITLAB_USER_NAME=\"$GITLAB_USER_NAME\"" "CI_REGISTRY_USER=$CI_REGISTRY_USER" "CI_PROJECT_ID=$CI_PROJECT_ID" "CI_PROJECT_DIR=$CI_PROJECT_DIR" "CI_API_V4_URL=$CI_API_V4_URL" "CI_PROJECT_NAME=$CI_PROJECT_NAME" "CI_COMMIT_SHORT_SHA=$CI_COMMIT_SHORT_SHA"); for var in "${variables[@]}"; do echo "$var" >> .env-gitlab-ci; done
   - cat .env-gitlab-ci
+  - env
+  - echo $DOCKER_HOST
+  - nix shell nixpkgs#docker-client -c docker info
 
 after_script:
   - if [ -f .env-gitlab-ci ]; then rm .env-gitlab-ci; fi