diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e95c537f128b64dc1597c088bba9eb24d6d193cf..59bfb05b74f384751e086442c5a1b4289ceaa897 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -5,6 +5,10 @@ workflow:
       when: never
     - if: '$CI_COMMIT_BRANCH'
 
+.topic_branch_variables: &topic_branch_variables
+  TAG: "${CI_COMMIT_BRANCH}-${CI_COMMIT_SHORT_SHA}"
+
+
 include:
   - project: 'paas-tools/infrastructure-ci'
     file: 'docker-images-ci-templates/DockerImages.gitlab-ci.yml'