- use ubuntu 18.04 (same as test system)

.gitlab-ci.yml

@@ -6,7 +6,7 @@ variables:
   DOCKERFILE_DEB: "${CI_PROJECT_DIR}/gitlab-ci/Dockerfile_DEB"
   IMAGE_TARGET_DEB: "${CI_REGISTRY_IMAGE}/debian12_${CI_PROJECT_NAME}"
   IMAGE_BASE_DEB: "sdvharbor.slub-dresden.de/replication/debian:bookworm-slim"
-  IMAGE_BASE_ULX: "sdvharbor.slub-dresden.de/replication/ubuntu:jammy"
+  IMAGE_BASE_ULX: "sdvharbor.slub-dresden.de/replication/ubuntu:bionic"
   FF_USE_FASTZIP: "true"
   # These can be specified per job or per pipeline
   ARTIFACT_COMPRESSION_LEVEL: "fast"