diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 48e73e8..3165f65 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -6,6 +6,9 @@ stages:
   - build
   - readme
 
+variables:
+  DOCKER_AUTH_CONFIG: ${_DOCKER_AUTH_CONFIG}
+
 before_script:
   - docker login --username $DOCKER_HUB_USERNAME --password $DOCKER_HUB_PASSWORD
   - export SANITIZED_BRANCH="$(echo $CI_COMMIT_REF_NAME | sed -r 's#^release/##' | sed 's/\//_/g')"