diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 28602932ef10b4725d21669dabe0ce1d1786c662..51c4486b50ed0bd260a0b62aa01fbd3eca608769 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -65,6 +65,9 @@ unittest:
 # Trigger building of server image and integration tests
 trigger_build:
   stage: deploy
+  inherit:
+    variables:
+      - DEPLOY_REF
   variables:
     # Renaming variables.
     F_BRANCH: $CI_COMMIT_REF_NAME