diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2aacd03..039d03e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,7 +8,7 @@ build:
   stage: build
   variables:
     IMAGE: $CI_REGISTRY_IMAGE
-    TAG: $CI_COMMIT_BRANCH-$CI_COMMIT_SHORT_SHA
+    TAG: $CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA
   before_script:
     - echo $CI_REGISTRY_PASSWORD | docker login -u $CI_REGISTRY_USER --password-stdin $CI_REGISTRY
     - docker info