diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 5148f203302687a64b777c045b676775329a23e3..59b02f3902a86bf32f3f204ac587040cfe38b901 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,7 +4,7 @@ docker-build:
   image: docker:24
   stage: build
   variables:
-    DOCKER_IMAGE_NAME: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
+    DOCKER_IMAGE_NAME: $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
   before_script:
     - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
   # All branches are tagged with $DOCKER_IMAGE_NAME (defaults to commit ref slug)