diff --git a/gitlab-ci/update-test-binaries.yaml b/gitlab-ci/update-test-binaries.yaml
index c182a34fb3ed0ed675e131bf021b26f9588d0be4..e1b2a12cb18d890d0376da39012bba2a65f26b22 100644
--- a/gitlab-ci/update-test-binaries.yaml
+++ b/gitlab-ci/update-test-binaries.yaml
@@ -7,7 +7,7 @@
     GIT_PUSH_URL: https://${GITLAB_CI_USER}:${GITLAB_CI_PASSWORD}@${CI_SERVER_HOST}/${CI_PROJECT_PATH}.git/
     REPOSITORY: $CI_PROJECT_NAME
   script:
-    - env | sort
+    - env --null | sort -z | tr '\0' '\n'
     - cd ..
     - test -d $REPOSITORY
     - wget ${CI_SERVER_URL}/tests/helper-tools/-/raw/${osname}/${release}/update_test_binaries.sh -O /tmp/update_test_binaries.sh